BMW Cooling System Parts & Accessories for BMW 3 Series E93 (2007-2013)

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The cooling system is arguably the weakest point in numerous BMWs. If you drive an aging BMW or plan on taking your car to the track like we do, we recommend beefing up your cooling system before going to the track. Generally, the main components in your cooling system that are prone to failure include the following: expansion tank, factory hoses, water pump, thermostat, fan (especially if your vehicle comes factory with a clutch fan), and radiator. Factory BMW expansion tanks are plastic and prone to either breaking off at connection points or combusting. As factory rubber hoses age they either crack or break over time - we offer silicone cooling hose upgrades for most applications to avoid future failures. If you have an older vehicle, your water pump likely comes from the factory with a plastic impeller - we offer upgraded water pumps with metal impellers that are far more reliable. Newer model BMWs utilize electric water pumps - BMW spent millions of dollars engineering these water pumps, but they fail so often that we recommend replacing at 60,000 mile service intervals to avoid being stranded on the side of the road. In terms of thermostats, we offer various upgraded thermostats for racing applications. If your BMW utilizes a clutch fan from the factory, we have several options available in terms of universal electric fans - we recommend replacing these to avoid sending brittle plastic fan blades through your hood. For radiators, we recommend swapping out your radiator for one that does not use plastic connection points like your factory radiator.

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Vargas Turbo Technologies - Corporate Logo
T#:12184492
Part#: VTT-COOLANT-90-1
In Stock
$ 37.99 USD
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$ 37.99 USD
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Enhance the flexibility of your BMW's coolant system with the Vargas Turbo Technologies 90-Degree Coolant Tank Fitting. Ideal for applications such as single turbo setups or forward-facing intake manifolds, this fitting provides extra clearance and versatile hose routing options.

Key Benefits:

  • Allows hose to run straight down, increasing clearance
  • Made of durable 6061-T6 aluminum for long-lasting performance
  • Anodized black finish for enhanced durability and corrosion resistance
  • Includes fitting and clamp for easy installation

Upgrade your BMW's coolant system with the Vargas Turbo Technologies 90-Degree Coolant Tank Fitting for improved performance and versatility.

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Vargas Turbo Technologies - Corporate Logo
T#:7530036
Part#: COOLANTCAPBLUE
In Stock
$ 79.99 USD
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$ 79.99 USD
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VTT is proud to offer their billet replacement for the factory plastic Coolant Reservoir cap. This cap does away with the weak plastic cap while adding some pop, and color to your engine bay. This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap. VTT also designed these caps to complement their N5X Billet Oil caps, N5XBillet Oil filter housing caps, and Billet Power Steering cap, so all 4 will have the same design. These caps are offered in 4 colors – Red, Black, Blue, and Clear anodized Replaces Genuine BMW Reservoir Cap # 17117639020 Note: Fitment includes 99% of all BMW with a coolant Reservoir tank from the E series forward, meaning then fit even the brand New G8X M3/4 with the S58, all B58, etc. If your BMW is an E90 or newer this cap most likely will fit
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Vargas Turbo Technologies - Corporate Logo
T#:7530034
Part#: COOLANTCAPRED
Ships in 2 Business Days
$ 79.99 USD
Free Shipping
$ 79.99 USD
Free Shipping
VTT is proud to offer their billet replacement for the factory plastic Coolant Reservoir cap. This cap does away with the weak plastic cap while adding some pop, and color to your engine bay. This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap. VTT also designed these caps to complement their N5X Billet Oil caps, N5XBillet Oil filter housing caps, and Billet Power Steering cap, so all 4 will have the same design. These caps are offered in 4 colors – Red, Black, Blue, and Clear anodized Replaces Genuine BMW Reservoir Cap # 17117639020 Note: Fitment includes 99% of all BMW with a coolant Reservoir tank from the E series forward, meaning then fit even the brand New G8X M3/4 with the S58, all B58, etc. If your BMW is an E90 or newer this cap most likely will fit
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Vargas Turbo Technologies - Corporate Logo
T#:26404815
Part#: VTT-N54-COOLANT9
Ships in 1-2 days
$ 31.99 USD
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$ 31.99 USD
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Vargas Turbo Technologies - Corporate Logo
T#:590227
Part#: VTT-N54-COOLANT-
Ships in 5 Business Days
$ 469.99 USD
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$ 469.99 USD
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A complete upgrade to the weak factory hoses.
BMW E82 E9X Radiator Return Hose - 64216951946
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Febi - Corporate Logo
T#:640560
Part#: 64216951946
In Stock at Vendor
$ 42.99

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

$ 41.99 USD
Free Shipping on orders $49 and up
$ 41.99 USD
Free Shipping on orders $49 and up

BMW E82 E9X Radiator Return Hose is an essential replacement part for maintaining optimal cooling system performance in BMW E82 and E9X models. Designed to fit seamlessly into your vehicle’s cooling system, this radiator return hose ensures efficient coolant flow, helping to prevent overheating and potential engine damage.

  • Perfect Fit: Specifically designed for BMW E82 and E9X models, ensuring compatibility and reliable performance.
  • High-Quality Construction: Made from durable materials to withstand high temperatures and pressure.
  • Efficient Cooling: Maintains proper coolant flow to help prevent engine overheating.
  • Easy Installation: Direct replacement for the original hose, making installation straightforward.
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Vargas Turbo Technologies - Corporate Logo
T#:17771579
Part#: VTT-N54-COOLANTB
In Stock
$ 464.99 USD
Free Shipping on orders $49 and up
Upgrade your BMW N54's cooling system with VTT's Billet/Silicone coolant hose upgrade kit. Designed to address common issues with factory plastic connectors and standard coolant hoses, this kit offers premium enhancements for durability and performance. Crafted with Billet 6061-T6 connectors for corrosion resistance and 6-ply molded silicone hoses in factory shapes, it ensures reliability and longevity for your BMW's cooling system.
  • Upgraded Billet 6061-T6 connectors for enhanced durability
  • Corrosion-resistant black anodized finish
  • 6-ply molded silicone hoses for superior performance
  • Factory-shaped design for easy installation
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VTT Billet Coolant Reservoir Cap - Anodized Clear - Most BMWs 2006+ (...
This coolant cap retains ALL of the factory provisions by simply allowing you to snap t...
Vargas Turbo Technologies - Corporate Logo
T#:7530035
Part#: COOLANTCAPRAW
Back Ordered
$ 78.99 USD
Free Shipping
$ 78.99 USD
Free Shipping
VTT is proud to offer their billet replacement for the factory plastic Coolant Reservoir cap. This cap does away with the weak plastic cap while adding some pop, and color to your engine bay. This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap. VTT also designed these caps to complement their N5X Billet Oil caps, N5XBillet Oil filter housing caps, and Billet Power Steering cap, so all 4 will have the same design. These caps are offered in 4 colors – Red, Black, Blue, and Clear anodized Replaces Genuine BMW Reservoir Cap # 17117639020 Note: Fitment includes 99% of all BMW with a coolant Reservoir tank from the E series forward, meaning then fit even the brand New G8X M3/4 with the S58, all B58, etc. If your BMW is an E90 or newer this cap most likely will fit
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Vargas Turbo Technologies - Corporate Logo
T#:22987117
Part#: VTT-N54-COOLANTR
Ships in 4 Business Days
$ 464.99 USD
Free Shipping on orders $49 and up
VTT is proud to announce our N54 Billet/Silicone coolant hose upgrade kit! The factory plastic coolant connectors are prone to breaking over time, and the hoses are just your standard run of the mill coolant hose. We wanted to provide an upgrade to both areas. What we came up with is Billet 6061-T6 connectors anodized black for corrosion resistance, and 6 ply silicone molded silicone hoses in the factory shapes. Full hose kit includes: Upper Radiator hose Lower Radiator hose Cylinder head outlet hose (Mickey Mouse hose, this hose is notorious for breaking when removed) Upper vent hose (this hose is also notorious for breaking as stock the center is plastic that crumbles when moved) Water pump inlet hose (Horse Shoe hose)
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Febi - Corporate Logo
T#:340723
Part#: 17137607482
In Stock
$ 151.99

This product was last offered at the strikethrough price on
04-16-2026

$ 104.99 USD
Free Shipping on orders $49 and up
$ 104.99 USD
Free Shipping on orders $49 and up
Includes level sensor
OEM Febi Auxiliary Fan Switch
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Febi - Corporate Logo
T#:340712
Part#: 13621433077
Ships on Nov 18, 2026
$ 29.99 USD
Free Shipping on orders $49 and up
$ 29.99 USD
Free Shipping on orders $49 and up
The auxiliary fan switch activates the auxiliary cooling fan to provide additional cooling under high heat loads, and when the car is stationary.
BMW Coolant / Antifreeze - 1.5L
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Febi - Corporate Logo
T#:16175674
Part#: 82141467704
Ships on Nov 18, 2026
$ 70.99 USD
Free Shipping on orders $49 and up
Coolant G11 (Concentrate). The right anti-freeze agent makes a key contribution towards the reliable functioning of the engine cooling system under all operating and weather conditions. Cooler anti-freeze agents from Febi are precisely matched to the special requirements of the vehicle manufacturer and offer reliable protection from damages caused by freezing, corrosion, and cavitation. A good functioning cooling system is a primary prerequisite for the optimum operation of the engine. The ideal mixing ratio is 1:1, which offers frost protection to -36° C. With a ratio of 1:1 of water and concentrate, the boiling point of the cooling is approximately 107° C.+ High protection against freezing, corrosion, and cavitation Prevention of deposits and foam formation
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Vargas Turbo Technologies - Corporate Logo
T#:590230
Part#: VTT-N54-COOLANT4
Ships on Sep 8, 2026
$ 439.99 USD
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$ 439.99 USD
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Vargas Turbo Technologies - Corporate Logo
T#:52094575
Part#: VTT-FAB-047
Ships on Sep 8, 2026
New Item
$ 21.99 USD
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$ 21.99 USD
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When building a custom turbo kit, the "VTT-FAB-047" Block-Off Flange is an essential component for managing your BMW's thermal systems.
Vargas Turbo Technologies - Corporate Logo
T#:7530033
Part#: COOLANTCAPBLK
Back Ordered
$ 79.99 USD
Free Shipping
$ 79.99 USD
Free Shipping
VTT is proud to offer their billet replacement for the factory plastic Coolant Reservoir cap. This cap does away with the weak plastic cap while adding some pop, and color to your engine bay. This coolant cap retains ALL of the factory provisions by simply allowing you to snap the factory pressure-relief into the new Billet Cap. VTT also designed these caps to complement their N5X Billet Oil caps, N5XBillet Oil filter housing caps, and Billet Power Steering cap, so all 4 will have the same design. These caps are offered in 4 colors – Red, Black, Blue, and Clear anodized Replaces Genuine BMW Reservoir Cap # 17117639020 Note: Fitment includes 99% of all BMW with a coolant Reservoir tank from the E series forward, meaning then fit even the brand New G8X M3/4 with the S58, all B58, etc. If your BMW is an E90 or newer this cap most likely will fit
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Febi - Corporate Logo
T#:340719
Part#: 17117639020
In Stock
$ 16.99 USD
Free Shipping on orders $49 and up
This radiator expansion tank cap is used most BMW's from 2006+. It is a common failure item. When this item fails, it cannot hold pressure which results in your BMW overheating. If you are overhauling your coolant system, now is the time to consider preventative replacing this cap. It is also referred to as the coolant reservoir cap. 

Since the late 1800’s Febi has been fabricating replacement metal parts. This history is self evident in the quality and vast amount of applications they service. With more than 34,000 repair solutions for cars and commercial vehicles you can be sure Febi has you covered.

This item fits the following BMWs:  
2008-2013  E82 BMW  128i 135i 135is 1M Coupe 
2014+  F22 BMW  228i 228i xDrive M235i M235i xDrive 
2012+  F30 BMW  320i 320i xDrive 328d 328d xDrive 328i 328i xDrive 335i 335i xDrive - Sedan 
2013+  F31 BMW  328i xDrive 328d xDrive - Wagon 
2014+  F34 BMW  328i xDrive GT, 335i xDrive GT - Gran Tourismo 
2013+  F32 BMW  428i 428i xDrive 435i 435i xDrive - Coupe 
2013+  F33 BMW  428i Convertible 428i xDrive Convertible 435i Convertible 435i xDrive Convertible- Convertible 
2014+  F36 BMW  428i Gran Coupe 428i xDrive Gran Coupe 435i Gran Coupe 435i xDrive Gran Coupe 
2014+  F07 BMW  535i GT, 535i xDrive GT 
2012+  F10 BMW  528i 528i xDrive 535i 535i xDrive 535d 535d xDrive 
2011+  F10 BMW  528i 528i xDrive 535i 535i xDrive 535d 535d xDrive 
2012+  F12 BMW  640i 640i xDrive 650i 650i xDrive 
2013+  F06 BMW  640i Gran Coupe 640i xDrive Gran Coupe 650i Gran Coupe 650i xDrive Gran Coupe 
2009+  F01 BMW  740i 740li 740li xDrive 740ld xDrive 750i 750li 750i xDrive 750li xDrive 760li 
2013+  E84 BMW  X1 sDrive28i X1 xDrive28i X1 xDrive35i 
2011+  F25 BMW  X3 xDrive28i X3 xDrive28d X3 xDrive35i 
2015+  F26 BMW  X4 xDrive28i X4 xDrive35i 
2007-2013  E70 BMW  X5 3.0si X5 4.8i X5 xDrive30i X5 xDrive35d X5 xDrive35i X5 xDrive48i X5 xDrive50i X5M 
2014+  F15 BMW  X5 sDrive35i X5 xDrive35d X5 xDrive35i X5 xDrive50i 
2008-2014  E71 BMW  X6 xDrive35i X6 xDrive50i X6M 
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Febi - Corporate Logo
T#:392570
Part#: 11537521049
Ships in 3 Business Days
$ 17.99

This product was last offered at the strikethrough price on
05-06-2026

$ 16.99 USD
Free Shipping on orders $49 and up
$ 16.99 USD
Free Shipping on orders $49 and up
Connects from the water pump to the thermostat
Febi Temperature Sensor
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Febi - Corporate Logo
T#:340711
Part#: 13621433076
Ships in 6 Business Days
$ 17.99

This product was last offered at the strikethrough price on
06-22-2026

$ 16.99 USD
Free Shipping on orders $49 and up
$ 16.99 USD
Free Shipping on orders $49 and up
Monitors coolant / oil temperature

Febi - Corporate Logo
T#:592944
Part#: 11537541992
In Stock
$ 29.99

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

$ 20.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 29.99

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

$ 20.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
Attached to the outlet on the thermostat housing
Coolant Expansion Tank
We Price Match - Give Us A Call or Chat!
Febi - Corporate Logo
T#:16242201
Part#: 17137590626
In Stock at Vendor
$ 123.99

This product was last offered at the strikethrough price on
05-08-2026

$ 120.99 USD
$ 120.99 USD

Vargas Turbo Technologies - Corporate Logo
T#:52164956
Part#: S65COPUBLK
Ships on Sep 8, 2026
New Item
$ 104.99 USD
Free Shipping
$ 104.99 USD
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Prevent a roadside breakdown with the VTT Billet/Silicone S65 Water Pump Vent Hose, the ultimate maintenance upgrade for your BMW E9X M3.

Vargas Turbo Technologies - Corporate Logo
T#:52129741
Part#: N54COOLHBO
Ships on Sep 8, 2026
New Item
$ 74.99 USD
Free Shipping
$ 74.99 USD
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The VTT N54 Billet/Silicone Cylinder Head Outlet Hose, commonly referred to as the "Mickey Mouse" hose, is a vital upgrade for the BMW N54 engine.
Vargas Turbo Technologies - Corporate Logo
T#:52129742
Part#: VTTN54CLOWBLKO
Ships on Sep 8, 2026
New Item
$ 127.99 USD
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$ 127.99 USD
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The VTT Upgraded Silicone Lower Radiator Hose for the N54 engine is the perfect preventive maintenance item for any BMW owner.
Vargas Turbo Technologies - Corporate Logo
T#:51778143
Part#: VTT-N54-RCP
Ships on Sep 8, 2026
New Item
$ 41.99 USD
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$ 41.99 USD
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Engineered for durability and exact fitment, the VTT N54 Rear Coolant Plug is CNC-machined from high-quality 6061-T6 aluminum.


Vargas Turbo Technologies - Corporate Logo
T#:51918881
Part#: VTT-COOLADBLUE
Ships on Sep 8, 2026
New Item
$ 31.99 USD
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$ 31.99 USD
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The Vargas Billet Cylinder Head Outlet Adapter is the definitive solution for one of the most common failure points in BMW N54 and N55 engines.
Vargas Turbo Technologies - Corporate Logo
T#:51918879
Part#: VTT-COOLADBLK
Ships on Sep 8, 2026
New Item
$ 31.99 USD
Free Shipping
$ 31.99 USD
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The Vargas Billet Cylinder Head Outlet Adapter is the definitive solution for one of the most common failure points on the BMW N54 and N55 engines.
Vargas Turbo Technologies - Corporate Logo
T#:52164955
Part#: S65COLLOWBLK
Ships on Sep 8, 2026
New Item
$ 179.99 USD
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$ 179.99 USD
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Designed for the S65 V8 engine, the VTT Lower Radiator Hose upgrade addresses the common maintenance headaches associated with aging BMW cooling systems.

Vargas Turbo Technologies - Corporate Logo
T#:52164951
Part#: S65COOLFULLBLK
Ships on Sep 8, 2026
New Item
$ 524.99 USD
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$ 524.99 USD
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Upgrade your BMW E9X M3’s engine bay and cooling reliability simultaneously with the Vargas Turbo Technologies S65 Billet/Silicone Full Hose Kit.

Vargas Turbo Technologies - Corporate Logo
T#:52164954
Part#: S65COOLHEATBLK
Ships on Sep 8, 2026
New Item
$ 127.99 USD
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$ 127.99 USD
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Upgrade your BMW M3’s engine bay while simultaneously reinforcing your cooling system with the VTT Billet/Silicone Heater Return Pipe Hose.
Vargas Turbo Technologies - Corporate Logo
T#:52164960
Part#: S65COUVHBLK
Ships on Sep 8, 2026
New Item
$ 74.99 USD
Free Shipping
$ 74.99 USD
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This VTT kit provides a permanent fix by utilizing heavy-duty silicone and anodized billet aluminum ends.

Vargas Turbo Technologies - Corporate Logo
T#:52164959
Part#: S65COUPRABLK
Ships on Sep 8, 2026
New Item
$ 179.99 USD
Free Shipping
$ 179.99 USD
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The VTT Billet/Silicone Upper Radiator Hose is the only solution on the market that addresses both the hose material and the connector integrity simultaneously.
Vargas Turbo Technologies - Corporate Logo
T#:52164958
Part#: S65RHKBLK
Back Ordered
New Item
$ 314.99 USD
Free Shipping
$ 314.99 USD
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The VTT S65 Radiator Hose Kit is the premier cooling system upgrade for the BMW E9X M3.

BMW Radiator Hose
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Febi - Corporate Logo
T#:16873816
Part#: 17124552398
Special Order: No Guaranteed ETA
$ 49.99 USD
$ 49.99 USD
Over the years and with exposure to extremely hot coolant, the coolant hoses in your vehicle can take a beating. Being made of reinforced rubber, these hoses can fail in a number of ways. Splitting at a hose clamp, swelling, cracking, and breaking are just a few of the ways this hose can leave you stranded. Replace it at the first sign of wear to keep your coolant in your engine.
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Febi - Corporate Logo
T#:56218581
Part#: 11537516414
Special Order: No Guaranteed ETA
New Item
$ 6.99 USD
Free Shipping on orders $49 and up
This Febi Bilstein upper radiator hose is designed to restore factory-level cooling efficiency with precision tolerances.
Febi - Corporate Logo
T#:56001934
Part#: 46221
Special Order: No Guaranteed ETA
New Item
$ 19.99 USD
Free Shipping on orders $49 and up
This Febi Bilstein coolant expansion tank cap is designed to maintain the exact 1.4 bar pressure required to maximize your coolant's boiling point.
Febi - Corporate Logo
T#:56291026
Part#: 178011
Special Order: No Guaranteed ETA
New Item
$ 879.99 USD
Free Shipping on orders $49 and up
Restore the cooling precision of your BMW with this OEM-spec Febi Bilstein replacement electric water pump.


Expansion Tank Cap
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Febi - Corporate Logo
T#:382437
Part#: 17117639021
Special Order: No Guaranteed ETA
$ 25.99 USD
Free Shipping on orders $49 and up
Maintain maximum cooling efficiency and system pressure with this Febi Bilstein 2.0 bar replacement cap.
Febi - Corporate Logo
T#:56471619
Part#: 17117524710
Special Order: No Guaranteed ETA
New Item
$ 17.99 USD
Free Shipping on orders $49 and up
This Febi Bilstein thermostat-to-radiator coolant hose provides the exact fit and durability required to keep your BMW’s operating temperatures strictly regulated.
BMW Thermostat
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Febi - Corporate Logo
T#:16242199
Part#: 11537601158
Special Order: No Guaranteed ETA
$ 209.99 USD
$ 209.99 USD

Febi - Corporate Logo
T#:56724732
Part#: 11517602123
Special Order: No Guaranteed ETA
New Item
$ 2.99 USD
Free Shipping on orders $49 and up
This Febi Bilstein water pump screw offers superior durability designed to maintain consistent clamping pressure under high thermal loads.

Vargas Turbo Technologies - Corporate Logo
T#:51778139
Part#: VTT-N54-RDBO
Back Ordered
New Item
$ 27.99 USD
Free Shipping
$ 27.99 USD
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Simplify your N54 engine build with the VTT Rear Drain Block Off.