BMW 5 Series E34 (1987-1995)

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OEM Rein Magnetic Differential Oil Drain Plug - M22x1.5 - Most BMW & ...
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T#:38890943
Part#: HWU0065
In Stock
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$ 22.79 USD
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As components in the differential begin to wear, metal particles become loose in the diff fluid, which can lead to excess wear. This magnetic plug pulls these particles out of suspension, helping to reduce wear over time. Replaces BMW # 33117525064
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Rein Power Steering Reservoir
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T#:592377
Part#: 32416851217
In Stock
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This product was last offered at the strikethrough price on
04-23-2026

$ 20.43 USD
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$ 26.07

This product was last offered at the strikethrough price on
04-23-2026

$ 20.43 USD
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Replaces your cracked and leaking reservoir
Rein Driveshaft Center Mount - E30, E32, E34
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T#:375738
Part#: 26121226723
In Stock
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06-29-2026

$ 41.79 USD
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Used to support the center of the driveshaft

Rubber Mounting 22316771221
For vehicles with manual transmission only
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T#:20746
Part#: 22316771221
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RUBBER MOUNTING 22316771221

Rein Oil Pan Gasket - E34, E36, E39, E46, E53, E60, E61, Z3
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T#:370783
Part#: 11131437237
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Metal / Rubber gasket
Rein Silicone Vacuum Hoses - Blue - 5 Meters (3.5mm ID)
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T#:379090
Part#: 11731259996-5
In Stock at Vendor
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03-17-2026

$ 32.29 USD
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This silicone hose has an inner diameter of 3.5mm and outer diameter of 7.5mm, is blue in color, and arrives in a 5 Meter section that can be cut down to size.

Rein Cloth Braided Fuel/Vacuum Hose - Black - 5 Meter
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T#:378470
Part#: N203531-5
In Stock
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06-09-2026

$ 59.84 USD
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Replace your cracked or frayed fuel or vacuum lines. 3.5mm ID
Titanium Exhaust Wrap - 2" X 25'
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T#:385025
Part#: HEA-WRAPKIT-25
Ships in 1 Business Day
$ 29.99 USD
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Constructed for durability with a tight weave, this heat wrap is designed to maintain proper thermal properties in your vehicles exhaust system. This material was hand selected specifically for it's heat characteristics and flexibility. Fiberglass is rated for 1200 degrees, however, this titanium wrap can withstand 1800 degrees! 

Key Features:

  • 2" wide x 1/16" thick
  • Durable, tightly woven, 100% fiberglass
  • Reduce under hood temperatures
  • Protect other engine components
  • Protect your hands/arms from burns
  • Each roll comes with 5 FREE, 14" long stainless steel zip ties
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Rein Piston Ring - Priced Per Piston - E28, E30, E34, E36
For vehicles with a production date up to 09/1992
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T#:379806
Part#: 11251713192
Ships in 2 Business Days
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06-29-2026

$ 29.44 USD
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For use on stock pistons, will need 6 sets to replace all piston rings in the engine

Rein Piston Ring Set
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T#:379819
Part#: 11251437077
Ships in 3 Business Days
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This product was last offered at the strikethrough price on
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$ 30.39 USD
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Standard bore replacement piston rings
Prosport Titanium Exhaust Wrap - 2" x 50
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Prosport Performance - Corporate Logo
T#:385019
Part#: HEA-WRAPKIT-50
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$ 49.99 USD
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Constructed for durability with a tight weave, this heat wrap is designed to maintain proper thermal properties in your vehicles exhaust system. This material was hand selected specifically for it's heat characteristics and flexibility. Fiberglass is rated for 1200 degrees, however, this titanium wrap can withstand 1800 degrees!
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Prosport Gold Heat Reflective Tape - 2" x 15'
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T#:385020
Part#: HEA-GWRAP-15
Back Ordered
$ 33.99 USD
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Constructed of laminated light-weight glass cloth, this gold reflective heat tape is designed to reflect 80% of radiant heat. With excellent pliability, this tape is easy to install. It's as simple as peel and stick.
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OEM Rein Power Steering Pump - New - E34, E39
Not for cars with Self Levelling Suspension.
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T#:599641
Part#: 32411141570
In Stock
Sale - Save 12% $ 244.99

This product was last offered at the strikethrough price on
06-29-2026

$ 215.64 USD
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Direct replacement power steering pump
52mm Prosport Electrical Oil Pressure Gauge - Clear Lens/White LED ...
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Prosport Performance - Corporate Logo
T#:31390598
Part#: PSTOP270-12
In Stock at Vendor
$ 45.00 USD
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52mm Prosport Electrical Oil Pressure Gauge - Clear Lens/White LED provides precise monitoring of engine oil pressure, ensuring that drivers can detect issues before they become catastrophic. This high-quality gauge is crucial for tracking engine performance and preventing potential damage.

  • Accurate Oil Pressure Monitoring: Measures oil pressure from 0-100 PSI, helping to prevent engine damage by providing early warnings.
  • Clear Lens: Offers a clear and unobstructed view of the gauge readings, making it easy to monitor engine health at a glance.
  • White LED Backlighting: Enhances readability in low-light conditions with a bright and clear display.
  • Complete Kit: Includes sender, mounting hardware, visor, decals, and instructions for easy installation.
  • Durable Construction: Designed to withstand the demands of high-performance driving and continuous use.
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Digital Oil Pressure Gauge EVO Series - 0-150 Psi
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Prosport Performance - Corporate Logo
T#:389617
Part#: 216EVOEOP.PSI
In Stock
$ 124.99 USD
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$ 124.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Oil Pressure Guage (0-150 PSI) 
  • Instructions
  • Mounting hardware
  • Decals
  • Premium Electric Sender 
  • Wiring harness adapter
  • Dual color display (Blue or Red)
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Rein Silicone Vacuum Hoses - Black - 5 Meters (3.5mm ID)
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Rein - Corporate Logo
T#:51848535
Part#: 51731257971-5M
In Stock
New Item
Sale - Save 5% $ 38.66

This product was last offered at the strikethrough price on
06-29-2026

$ 36.73 USD
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This product was last offered at the strikethrough price on
06-29-2026

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This silicone hose has an inner diameter of 3.5mm and outer diameter of 7.5mm, is black in color, and arrives in a 5 Meter section that can be cut down to size.

Rein Rear Crankshaft Seal - E30, E32, E34, E36, E39, E46, E53, E60, E...
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T#:361056
Part#: 11142249533
In Stock at Vendor
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06-29-2026

$ 21.84 USD
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This product was last offered at the strikethrough price on
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Replace when doing a clutch job.
BMW Oil Separator Valve | M60 3.0 / 4.0L
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T#:39059261
Part#: 11151747066
In Stock
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$ 30.13 USD
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BMW Oil Separator Valve | M60 3.0 / 4.0L is a vital component that ensures proper crankcase ventilation by separating oil vapors from blow-by gases, preventing excessive oil consumption and maintaining engine efficiency. Designed for BMW models equipped with the M60 3.0L and 4.0L engines, this oil separator valve helps reduce carbon buildup and extends the life of essential engine components. For optimal results, it is recommended to replace the valve cover and crankcase ventilation system (CCV) when changing the separator valve.

  • Effectively separates oil vapors to prevent excessive oil consumption
  • Helps maintain proper crankcase ventilation for optimal engine performance
  • Reduces carbon buildup and prolongs engine longevity
  • Direct-fit replacement for BMW M60 3.0L and 4.0L engines
  • High-quality materials ensure durability and resistance to engine heat
  • Recommended to replace valve cover and CCV for complete system maintenance

Ensure the longevity and efficiency of your BMW engine by replacing a worn oil separator valve with this high-quality replacement.

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Rein Water Pump Pulley - E34, E36, E39, Z3
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T#:591716
Part#: 11511730554
Ships in 1 Business Day
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This product was last offered at the strikethrough price on
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$ 47.49 USD
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Located behind the fan blade, fan clutch bolts to this pulley
Rein Thermostat - 88�C - E30, E34, E36, Z3
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T#:591800
Part#: 11537511580
Ships in 3 Business Days
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This product was last offered at the strikethrough price on
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$ 36.09 USD
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Common point of failure in the cooling system.

52mm Prosport Electrical Oil Pressure Gauge - 0-100 Psi Blue/White ...
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Prosport Performance - Corporate Logo
T#:31158801
Part#: 216BFWBOPSM.PSI
Ships in 2 Business Days
$ 69.99 USD
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52mm Prosport Electrical Oil Pressure Gauge - 0-100 PSI Blue/White is essential for accurate engine monitoring. Unlike factory gauges, which may only alert you after damage has occurred, this Prosport gauge provides real-time, precise oil pressure readings, allowing you to identify potential issues before they escalate.

  • Monitors engine oil pressure from 0 to 100 PSI.
  • Features blue and white illumination for clear visibility.
  • Includes sender, mounting hardware, visor, decals, and instructions.
  • Enhances engine monitoring and helps prevent damage.
  • Universal fitment may require modification for proper installation.
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EVO Series Digital Oil Temperature Gauge - 100-300°F
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Prosport Performance - Corporate Logo
T#:389634
Part#: 216EVOOT.F
Ships in 1 Business Day
$ 78.99 USD
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$ 78.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Oil Temperature Guage (100-300 degrees) 
  • Instructions
  • Mounting hardware
  • Decals
  • Temperature sender - 1" long with 1/8" NPT threads
  • Dual color display (Blue or Red)
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Rein Tie Rod Assembly - E24, E28, E31, E32, E34
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T#:379667
Part#: 32211135668
Ships in 3 Business Days
Sale - Save 5% $ 45.99

This product was last offered at the strikethrough price on
06-29-2026

$ 43.69 USD
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Fits both left and right
EVO Series Digital Water Temperature Gauge - 80-280°F
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Prosport Performance - Corporate Logo
T#:389626
Part#: 216EVOWGWT.F
Ships in 2 Business Days
$ 78.99 USD
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$ 78.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Water Temperature Guage (80-280 degrees) 
  • Instructions
  • Mounting hardware
  • Decals
  • Temperature sender - 1" long with 1/8" NPT threads
  • Dual color display (Green or White)
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Prosport EVO Series Digital Boost Gauge - 30 InHg/35 PSI
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Prosport Performance - Corporate Logo
T#:389614
Part#: 216EVOWGBO.PSI
In Stock
$ 109.99 USD
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$ 109.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • 52mm Digital Boost Pressure Guage (30inHg - 35 PSI) 
  • Instructions
  • Tubing Kit
  • T-adapter
  • Premium Electric Sender
  • Mounting hardware
  • Green or White display
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Engine Mount - Left
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T#:379691
Part#: 11811094149
In Stock
$ 64.99

This product was last offered at the strikethrough price on
05-07-2026

$ 54.99 USD
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$ 64.99

This product was last offered at the strikethrough price on
05-07-2026

$ 54.99 USD
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Keep your engine secure.
EVO Series Digital Oil Temperature Gauge - 100-300°F
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Prosport Performance - Corporate Logo
T#:389627
Part#: 216EVOWGOT.F
In Stock
$ 78.99 USD
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$ 78.99 USD
Free Shipping

The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Oil Temperature Guage (100-300 degrees) 
  • Instructions
  • Mounting hardware
  • Decals
  • Temperature sender - 1" long with 1/8" NPT threads
  • Dual color display (Green or White)
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45mm Electric Boost Gauge - 30inHg~30 PSI
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Prosport Performance - Corporate Logo
T#:389622
Part#: 175CLSMARBO-R.PS
In Stock
$ 92.99 USD
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$ 92.99 USD
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In boosted applications, it's crucial to know the amount of boost pressure you are carrying in order to optimize performance. This 45mm boost gauge from Prosport is the best way to do just that. Featuring a black face, with amber back lighting it will portray your information accurately without blinding you in the process. This guage is designed to used precision electric sensors, so you get the most accurate reading every time. 

Key Features:

  • 270 degree dial sweep
  • Track tested and race proven
  • Full gauge sweep on start up
  • Black face, red needle, amber backlit
  • 30inHg to 30PSI
  • 45mm diameter
  • Includes: Tubing kit, T-Adapter, Electric Sender, quick connect pigtail wiring, Decal and Instructions.
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52mm Electric Boost Gauge - 30inHg~30 PSI Amber/White
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Prosport Performance - Corporate Logo
T#:587021
Part#: 216BFWAEBOSM.PSI
Ships in 1 Business Day
$ 80.99 USD
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$ 80.99 USD
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Enhance your BMW or MINI vehicle's performance monitoring with the 52mm Electric Boost Gauge - 30inHg~30 PSI Amber/White. This gauge provides accurate readings of boost pressure, ensuring you stay informed about your engine's performance at all times. With its stylish amber and white display, it not only looks sleek but also offers clear visibility day or night. Easy to install and compatible with a range of BMW and MINI models, this gauge is a must-have for enthusiasts looking to monitor their boost levels effectively.

  • Accurately monitors boost pressure from 30inHg to 30 PSI
  • Stylish amber and white display for clear visibility
  • Enhances vehicle performance monitoring capabilities
  • Easy installation process
  • Compatible with various BMW and MINI models

Upgrade your BMW or MINI with the 52mm Electric Boost Gauge - 30inHg~30 PSI Amber/White to keep track of your boost levels with precision and style.

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EVO Series Digital Volt Gauge - 8-18v
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Prosport Performance - Corporate Logo
T#:389632
Part#: 216EVOVO
In Stock
$ 71.99

This product was last offered at the strikethrough price on
05-03-2026

$ 65.99 USD
Limited Qty Sale
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$ 71.99

This product was last offered at the strikethrough price on
05-03-2026

$ 65.99 USD
Limited Qty Sale
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Fuel Pressure Guage (8-18v) 
  • Instructions
  • Mounting hardware
  • Decals
  • Dual color display (Blue or red)
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Prosport EVO Series Digital Boost Gauge - 30 InHg/35 PSI
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Prosport Performance - Corporate Logo
T#:389613
Part#: 216EVOBO.PSI
In Stock
$ 109.99 USD
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$ 109.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • 52mm Digital Boost Pressure Guage (30inHg - 35 PSI) 
  • Instructions
  • Tubing Kit
  • T-adapter
  • Premium Electric Sender
  • Mounting hardware
  • Blue or Red display
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Prosport Electrical Oil Pressure Gauge - 0-100 Psi
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Prosport Performance - Corporate Logo
T#:584307
Part#: 216BFWAOPSM.PSI
In Stock
$ 69.99 USD
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$ 69.99 USD
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Ensure optimal engine monitoring for your BMW with the aftermarket 0-100 PSI gauge kit, offering enhanced visibility and early detection of potential issues. Avoid costly engine damage by monitoring engine functions at a glance, providing peace of mind and proactive maintenance.

  • Improves engine monitoring beyond factory gauge capabilities
  • Early detection of potential issues for preventive maintenance
  • Comprehensive kit includes sender, mounting hardware, visor, decals, and instructions
  • Compatible with BMW models for easy installation and reliable performance
  • Note: Consider our Oil Filter Adaptor Plate for easier sender installation; Subaru owners can use Oil Galley plugs for direct engine block screw-in.
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EVO Series Universal Digital Water Temperature Gauge - 80-280°F ...
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Prosport Performance - Corporate Logo
T#:389633
Part#: 216EVOWT.F
In Stock
$ 78.99

This product was last offered at the strikethrough price on
07-01-2026

$ 71.99 USD
Limited Qty Sale
Free Shipping
$ 78.99

This product was last offered at the strikethrough price on
07-01-2026

$ 71.99 USD
Limited Qty Sale
Free Shipping

The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Water Temperature Guage (80-280 degrees) 
  • Instructions
  • Mounting hardware
  • Decals
  • Temperature sender - 1" long with 1/8" NPT threads
  • Dual color display (Blue or red)
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Rein Radiator Hose - Upper - E32, E34
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Rein - Corporate Logo
T#:6960
Part#: 11531722682
In Stock at Vendor
Sale - Save 5% $ 63.99

This product was last offered at the strikethrough price on
06-29-2026

$ 60.79 USD
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Sale - Save 5%
$ 63.99

This product was last offered at the strikethrough price on
06-29-2026

$ 60.79 USD
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BMW ENGINE WATER HOSE 11531722682.--

This item fits the following BMWs:
BMW 5 Series -535i
BMW 7 Series - 735i, 735iL

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EVO Series Digital Fuel Pressure Gauge - 0-100 Psi
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Prosport Performance - Corporate Logo
T#:389624
Part#: 216EVOWGEFP.PSI
Ships in 1 Business Day
$ 124.99 USD
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$ 124.99 USD
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The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Fuel Pressure Guage (0-100 PSI) 
  • Instructions
  • Premium fuel sender
  • Mounting hardware
  • Decals
  • Green or white display
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OEM Rein Throttle Body Return Hose - E34 525i
For vehicles with a production date from 03/1991
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Rein - Corporate Logo
T#:379743
Part#: 11531738054
Ships in 3 Business Days
Sale - Save 5% $ 61.99

This product was last offered at the strikethrough price on
06-29-2026

$ 58.89 USD
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Sale - Save 5%
$ 61.99

This product was last offered at the strikethrough price on
06-29-2026

$ 58.89 USD
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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.


Prosport EVO Series Digital Wideband Air Fuel Gauge Kit - 10.0:1 To 2...
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Prosport Performance - Corporate Logo
T#:389623
Part#: 216EVOWGAFRWB4.9
Ships in 1 Business Day
$ 241.99 USD
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$ 241.99 USD
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The EVO series from ProSport Gauges utilizes the latest Bosch wideband 02 sensor -5 wire heated LSU 4.9. This gauge offers a 10.0:1 to 20.0:1 AFR readings; the widest range on the market! Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • AFR digital Gauge
  • Bosch 4.9  5 wire heated O2 sensor
  • Weld in Bung
  • Instructions
  • Wiring harness(Gauge to O2 sensor) 10 feet long
  • Plug and play wiring harness
  • Decals
  • 0-5 volt output signal for data logging
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OEM Rein Power Steering Feed Line - E34 525i
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Rein - Corporate Logo
T#:19766
Part#: 32411139448
Ships in 3 Business Days
Sale - Save 5% $ 63.99

This product was last offered at the strikethrough price on
06-29-2026

$ 60.79 USD
Free Shipping on orders $49 and up
Sale - Save 5%
$ 63.99

This product was last offered at the strikethrough price on
06-29-2026

$ 60.79 USD
Free Shipping on orders $49 and up
This OEM Rein power steering feed line replaces the line that runs from the reservoir to the pump. Replace your leaking hoses before damage occurs to the power steering rack or pump.
52mm Prosport Electrical Boost Gauge - Clear Lens/White LED
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Prosport Performance - Corporate Logo
T#:31191884
Part#: PSTEBO270-12
In Stock at Vendor
$ 71.99 USD
Free Shipping on orders $49 and up

52mm Prosport Electrical Boost Gauge - Clear Lens/White LED is an essential tool for any supercharged or turbocharged vehicle. This precision gauge allows drivers to monitor boost levels with accuracy and style, ensuring peak performance and optimal engine tuning.

  • Accurate Boost Monitoring: Provides precise readings of boost pressure, essential for maintaining peak performance.
  • Clear Lens: Offers a clear view of gauge readings under various lighting conditions.
  • White LED Backlighting: Ensures easy readability and a stylish appearance, even in low-light environments.
  • Durable Construction: Built to withstand high-performance conditions and continuous use.
  • Easy Installation: Designed for straightforward installation with included mounting hardware.
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Rein Power Steering Line - E32, E34
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Rein - Corporate Logo
T#:592364
Part#: 32411141505
Ships in 3 Business Days
Sale - Save 5% $ 27.99

This product was last offered at the strikethrough price on
06-29-2026

$ 26.59 USD
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Sale - Save 5%
$ 27.99

This product was last offered at the strikethrough price on
06-29-2026

$ 26.59 USD
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Connects the steering box to the power steering cooler

52mm Supreme Series Boost Gauge Kit - White/Amber with White Pointer/...
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Prosport Performance - Corporate Logo
T#:557080
Part#: 216CLSDWABOU-R.P
Ships in 1 Business Day
$ 100.99 USD
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$ 100.99 USD
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EVO Series Digital Volt Gauge - 8-18v
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Prosport Performance - Corporate Logo
T#:389625
Part#: 216EVOWGVO
Ships in 1 Business Day
$ 71.99 USD
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$ 71.99 USD
Free Shipping

The EVO series from ProSport Gauges is an award winning, industry leading option for those looking to push their car's limits. They allowing you to monitor crucial engine functions in one quick glance with advanced precision. Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • Digital Volt Gauge (8-18v) 
  • Instructions
  • Mounting hardware
  • Decals
  • Dual color display (Green or White)
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Prosport Fiberglass Exhaust Wrap - White - 2" x 50'
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Prosport Performance - Corporate Logo
T#:385017
Part#: HEA-WRAPKIT-WHT
In Stock at Vendor
$ 31.99 USD
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Constructed of durable, tight-woven fiberglass, this heat wrap is designed to maintain proper thermal properties in your vehicles exhaust system. This material was hand selected specifically for it's heat characteristics and flexibility.
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Digital Air Fuel Ratio Kit-Amber LCD - 2-1/16" Wideband
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Prosport Performance - Corporate Logo
T#:26005242
Part#: PSAFRLCDWB4.9AMB
Ships in 1 Business Day
$ 218.99 USD
Free Shipping on orders $49 and up

Enhance your BMW's engine performance monitoring with the Wideband Air Fuel Ratio Gauge. This gauge features an Amber LCD Display and provides precise readings with its 0-5 volt output signal. Powered by the latest Bosch wideband O2 sensor, this gauge offers the widest range of AFR readings from 10.0:1 to 20.0:1. With its intuitive design, the gauge displays AFR levels in real-time, changing from green (Rich) to Yellow (Optimal) to Red (Lean) for immediate reference.

Key Benefits:

  • Wide range of AFR readings for comprehensive engine monitoring
  • Amber LCD display ensures clear visibility in various lighting conditions
  • Bar-graph LED indicators provide quick reference to AFR levels
  • Complete kit includes all necessary components for easy installation
  • Plug and play design for hassle-free setup
  • 0-5 volt output signal enables data logging for performance analysis

Upgrade your BMW's monitoring capabilities with the Wideband Air Fuel Ratio Gauge, providing accurate AFR readings and intuitive display features.

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Prosport Fiberglass Exhaust Wrap - Black - 2" x 50'
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Prosport Performance - Corporate Logo
T#:385018
Part#: HEA-WRAPKIT-BLK
Ships in 1 Business Day
$ 28.00 USD
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Constructed of durable, tight-woven fiberglass, this heat wrap is designed to maintain proper thermal properties in your vehicles exhaust system. This material was hand selected specifically for it's heat characteristics and flexibility.
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OEM Rein A/C Evaporator Assembly - E31 E32 E34
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2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!
Rein - Corporate Logo
T#:379644
Part#: 64118391277
Ships in 3 Business Days
Sale - Save 5% $ 270.99

This product was last offered at the strikethrough price on
06-29-2026

$ 257.44 USD
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Sale - Save 5%
$ 270.99

This product was last offered at the strikethrough price on
06-29-2026

$ 257.44 USD
Free Shipping
Have a leak in your A/C system but can't find it? The evaporator allows the refrigerant within the A/C system to lose pressure and cool down, allowing it to transfer that chill to the air coming out of the dash vents. If leaking, the A/C system will lose refrigerant and not function how it should.
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BMW & MINI Digital Wideband Air Fuel Gauge Kit - 10.0:1 To 20.0:1 AFR...
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Prosport Performance - Corporate Logo
T#:389630
Part#: 216EVOAFRWB4.9
Ships in 1 Business Day
$ 241.99 USD
Free Shipping
$ 241.99 USD
Free Shipping

The EVO series from ProSport Gauges utilizes the latest Bosch wideband 02 sensor -5 wire heated LSU 4.9. This gauge offers a 10.0:1 to 20.0:1 AFR readings; the widest range on the market! Featuring a dual color readout, you can customize your readout to your liking. Offering a user friendly readout with a digital reading in the center with a bar-graph style sweep around the gauge as well. 

Kit Includes:

  • AFR digital Gauge
  • Bosch 4.9  5 wire heated O2 sensor
  • Weld in Bung
  • Instructions
  • Wiring harness(Gauge to O2 sensor) 10 feet long
  • Plug and play wiring harness
  • Decals
  • 0-5 volt output signal for data logging
Show More Show Less
52mm Electric Boost Gauge - 30inHg~30 PSI Blue/White
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Prosport Performance - Corporate Logo
T#:31589423
Part#: 216BFWBEBOSM.PSI
In Stock at Vendor
$ 80.99 USD
Free Shipping on orders $49 and up


52mm Supreme Series Coolant Temperature Gauge Kit - White/Amber-White...
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Prosport Performance - Corporate Logo
T#:557084
Part#: 216CLSDWAWTU-R.F
Ships in 5 Business Days
$ 96.00 USD
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$ 96.00 USD
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52mm Supreme Series Oil Temperature Gauge- White/Amber-White Pointer/...
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Prosport Performance - Corporate Logo
T#:557081
Part#: 216CLSDWAWOTU-R.
Ships in 5 Business Days
$ 96.00 USD
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$ 96.00 USD
Free Shipping