BMW Intake Parts for BMW 5 Series E39 (1996-2003)

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One thing drivers and cars have in common is the need for air. Induction systems provide a third of the critical necessities for engines to run, so giving your BMW the best way to breathe is paramount in engine performance. If you need to replace your filter, recharge your reusable pod filter, or upgrade your intake, turbos, or intercooler parts, everything can be found below. We have OEM replacements as well as aftermarket performance upgrades to keep your BMW pristine, powerful, and functioning at peak efficiency.

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Idle Control Valve for M50, M52, M54 Engine
10X Entries Into Our F80 M3 Sweepstakes
Bavarian Autosport - Corporate Logo
T#:17704809
Part#: 13411744713
In Stock
Sale - Save 15% $ 154.99

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

$ 131.74 USD
Free Shipping on orders $49 and up
Sale - Save 15%
$ 154.99

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

$ 131.74 USD
Free Shipping on orders $49 and up

Introducing the Turner Motorsport Bavarian Autosport Idle Control Valve for BMW M50, M52, and M54 engines. This crucial component, situated in the intake system, addresses common idle issues experienced by BMW owners. Enhance your BMW's performance and ensure smooth idling with this Idle Control Valve.

  • Turner Motorsport's Bavarian Autosport Idle Control Valve for M50, M52, M54 engines.
  • Targets and resolves common idle issues.
  • Promotes smooth and consistent idling.
  • Essential for maintaining optimal engine performance.
  • Reliable component for BMW enthusiasts.

Upgrade your BMW's idle control system with the Turner Motorsport Bavarian Autosport Idle Control Valve, ensuring a seamless driving experience.

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Bav Auto Crankcase Pressure Regulator Valve - E36 E39 Z3
For vehicles with production date up to 09/1998
10X Entries Into Our F80 M3 Sweepstakes
Bavarian Autosport - Corporate Logo
T#:638090
Part#: 11151703484
In Stock
Sale - Save 20% $ 38.99

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

$ 31.19 USD
Free Shipping on orders $49 and up
Sale - Save 20%
$ 38.99

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

$ 31.19 USD
Free Shipping on orders $49 and up
BMW has an issue with oil separators freezing in cold weather if the engine is not fully warmed up during driving. Common symptoms are a howling noise followed by oil leaks. Crankcase breather valve used to purge the oil vapor from the engine block into the valve cover. This valve has 4 hoses connected to it, running to dipstick, valve cover, air intake. You should also look into replacing your valve cover gasket when changing the separator.
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K&N Aerosol Air Filter Cleaning Kit -
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shi
K&N - Corporate Logo
T#:401641
Part#: 99-5000KT
In Stock
$ 24.00 USD
Free Shipping on orders $49 and up

K&N Aerosol Air Filter Cleaning Kit provides a simple and effective solution to preserve and maintain your K&N air filter, ensuring it delivers optimal performance for a lifetime. This cleaning kit is specifically designed to clean and restore the airflow efficiency of your reusable air filter, saving you money by eliminating the need to purchase replacement filters.

The K&N Aerosol Air Filter Cleaning Kit includes a powerful degreaser that effectively removes dirt, grime, and contaminants from your air filter. Once cleaned, the kit’s specialized oil is used to recoat the filter, ensuring it continues to trap harmful particles while allowing maximum airflow.

Regular maintenance with this kit not only extends the life of your air filter but also enhances your engine’s performance by maintaining high air flow and exceptional filtration. Easy to use, the K&N Aerosol Air Filter Cleaning Kit is an essential tool for keeping your air filter in top condition.

  • Lifetime filter maintenance: Extends the lifespan of your K&N air filter, eliminating the need for replacements.
  • Improved engine performance: Restores airflow efficiency for optimal engine operation.
  • Cost-effective solution: Saves money by allowing you to maintain your existing air filter.
  • Easy application: Simple-to-use aerosol spray for cleaning and re-oiling.
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K&N Air Filter Recharge Kit - Aerosol
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shi
K&N - Corporate Logo
T#:401640
Part#: 99-5000
In Stock
$ 23.99 USD
Free Shipping on orders $49 and up
Preserve & maintain your air filter for a lifetime like it was designed to be used

Eventuri - Corporate Logo
T#:396394
Part#: EVE-FLC
Ships in 5 Business Days
$ 30.00 USD
Free Shipping on orders $49 and up
This filter cleaning kit powers away dirt and contaminants leaving your filter in like-new condition.

Dinan Replacement Air Filter Sock - Priced Each
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:11268530
Part#: D401-0111
Ships on Sep 30, 2026
10% off MSRP $ 47.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 42.99 USD
Free Shipping on orders $49 and up
10% off MSRP
$ 47.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 42.99 USD
Free Shipping on orders $49 and up
Replacement air filter protection sock.
BMW M50 Race German Rethreaded IAT Sensor
For vehicles with M50 Manifold Conversions
Race German - Corporate Logo
T#:7703234
Part#: RGM50RIAT
Ships in 9 Business Days
$ 59.99 USD
Free Shipping on orders $49 and up
Race German has devoted themselves to providing quality products for late model BMWs that cover both street and track applications. Race German has now grown their catalog to a wide variety of models and products geared towards keeping your car looking and running nice. A popular conversion on OBD2 M52/S52 engines, is to convert to the M50 intake manifold. The problem with this is, the OBD2 engine harness uses intake air temperature readings. To solve this problem, Race German has carefully milled down the OEM intake air temperature sensor, and re-threaded to the correct threads that are on the M50 intake manifold. The sensor used is an OEM sensor.
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Mishimoto - Corporate Logo
T#:25241773
Part#: MMCP-3035B
In Stock
$ 11.99 USD
Free Shipping on orders $49 and up
This transition coupler is constructed of high-quality heat resistant silicone, making it useful for fitting air intakes, intercooler piping, and more.

K&N - Corporate Logo
T#:4099
Part#: 99-5050
In Stock
$ 18.99 USD
Free Shipping on orders $49 and up
Cleaning and re-oiling your K&N filter will prolong its life and maintain K&N's performance advantage. You should clean your filter every year with water and K&N's cleaning solution and re-oil the filter every two years. K&N air fitlers come pre-oiled.
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ITG Air Filters - Corporate Logo
T#:31556139
Part#: 15WB-447
Ships in 3 Business Days
$ 64.99 USD
Free Shipping on orders $49 and up


SnowPerformance - Corporate Logo
T#:641833
Part#: SNO-20010
In Stock
$ 520.99 USD
Free Shipping on orders $49 and up

Keep BMW boost temperatures in check with the Snow Performance Stage 2 Boost Cooler water methanol injection kit, suitable for all forced induction applications (Supercharged/Turbocharged). This kit enhances performance and cooling, especially beneficial for direct-injected engines, effectively removing carbon build-up on valves.

  • Suitable for all forced induction applications (Supercharged/Turbocharged)
  • Simple handheld display for easy injection point adjustment
  • VC-30 progressive controller with digital display and MAP sensor for precise injection
  • Adjustable start and full points for optimal engagement
  • Proportional injection based on boost pressure for accurate delivery
  • Improves drivability and provides cooling benefits
  • Recommended for street/strip driven gas forced induction vehicles
  • OEM approved water methanol injection pump with proprietary heat flange
  • Extreme Environment 300 PSI UHO pump for durability in elements
  • 100% methanol resistant components for longevity
  • ACU-SEAL compression fittings for leak-free operation
  • Increases induction charge density for enhanced performance
  • Made in the U.S.A. and supports 1,000+ HP
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SnowPerformance - Corporate Logo
T#:598937
Part#: SNO-40060
In Stock
$ 73.00 USD
Free Shipping on orders $49 and up
Robust protection for your WMI installation to ensure peace of mind The new and improved Snow Performance Solenoid Upgrade offers 100% safety for all injection systems utilizing a rear mounted reservoir, injection points under vacuum, or installs where injection nozzle is lower than water-methanol reservoir. The solenoid fits in line between the pump and injection point and locks fluid in place when not in use adding safety and peace of mind to any injection system. Can also be used to control a second stage of injection with any VC-50, Stage 3, or MPG-MAX water-meth controller. Features: Robust Methanol Resistant Stainless Steel/Zinc Design High PSI Solenoid Designed to Be Used Between Pump & Injection Point Two Brackets Mounted To Solenoid For Easy Install Pigtail Harnessed Wiring Connections Easy to Read "Flow" Indication 2 Quick Connect Fittings To 1/4" High Temp Nylon Tubing Large 3/16" Orifice For Maximum Flow Through System
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SnowPerformance - Corporate Logo
T#:21374127
Part#: SNO-N0600
In Stock at Vendor
$ 31.99 USD
Free Shipping on orders $49 and up





SnowPerformance - Corporate Logo
T#:641841
Part#: 20010-BRD
In Stock at Vendor
$ 625.00 USD
Free Shipping on orders $49 and up

Turner Motorsport presents the Snow Performance Stage 2 Boost Cooler Water Methanol Injection Kit, ideal for all forced induction applications, including supercharged and turbocharged BMWs. With its easy-to-use handheld display screen, this kit allows precise control over injection points and can be conveniently mounted for access. The VC-30 progressive controller adjusts water/methanol injection based on boost pressure, providing accurate delivery for improved drivability and cooling benefits. This kit is recommended for street/strip driven gas forced induction vehicles seeking cooling over a wide range, especially beneficial for direct-injected engines to remove carbon buildup on valves. Key benefits include:

  • Precise injection control for improved performance
  • OEM-approved water methanol injection pump for durability
  • 100% methanol-resistant components for long-lasting use
  • Guaranteed leak-free operation with ACU-SEAL compression fittings
  • Increases induction charge density and fuel octane levels for full power
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SnowPerformance - Corporate Logo
T#:21308462
Part#: 40060-BRD
In Stock
$ 73.00 USD
Free Shipping on orders $49 and up
Robust protection for your WMI installation to ensure peace of mind The new and improved Snow Performance Solenoid Upgrade offers 100% safety for all injection systems utilizing a rear mounted reservoir, injection points under vacuum, or installs where injection nozzle is lower than water-methanol reservoir. The solenoid fits in line between the pump and injection point and locks fluid in place when not in use adding safety and peace of mind to any injection system. Can also be used to control a second stage of injection with any VC-50, Stage 3, or MPG-MAX water-meth controller. Features: 100% Methanol Resistant Stainless Steel Construction Comes with (2) 1/8" NPT to 4AN Fittings & Mounting Hardware Can Be Used With All Snow Performance Water Methanol Injection Kits & Upgrades Highest Flowing Water Methanol Solenoid On The Market U.S.A Made
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SnowPerformance - Corporate Logo
T#:21308464
Part#: SP10317PRO
In Stock at Vendor
$ 833.99 USD
Free Shipping on orders $49 and up
The Snow Performance Stage 3 Boost Cooler brings 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction (turbocharged/supercharged) vehicle. The Stage 3 creates a 2Dinjection map based off boost and fuel pressure sensor input to deliver an extremely accurate amount of water-methanol when the engine needs it most. Bringing fuel pressure into the mix allows the injection curve to be extended past specific boost points for greater range/control. None invasive, the Stage3 Boost Cooler controller is designed to mount on the steering column or the dash so no additional gauge pods need to be purchased and functions as a boost gauge, water-meth controller and fuel system monitor all in one! Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling . Comes with adjustable Stage 3 water-meth controller, 4AN fittings, and stainless steel braided line to mount pump/tank in engine bay of vehicle.
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SnowPerformance - Corporate Logo
T#:17040323
Part#: SNO-N0700
In Stock at Vendor
$ 31.99 USD
Free Shipping on orders $49 and up
Constructed out of 100% methanol resistant nickel plating, the patented Hyper-Sonic design spins the fluid to supersonic levels before forcing it through two venturi shaped orifices to create the Hyper-Sonic micron droplet mist that has become the industry leader in water-methanol technology. Complete with a removable 80 micron filter, the Hyper-Sonic nozzle can be cleaned and re-used on any application. To unlock power hidden within your water-methanol injection system replace your nozzles with Hyper-Sonic nozzles today! (1/8" NPT Threads)
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SnowPerformance - Corporate Logo
T#:21308475
Part#: SNO-60400
In Stock at Vendor
$ 184.99 USD
Free Shipping on orders $49 and up

Water Methanol Controller (Boost) - VC-30 is a sophisticated progressive controller that includes a digital display and boost sensor for precise water/methanol injection. Designed for BMW vehicles, this controller adjusts the injection rate based on boost pressure, ensuring optimal performance and cooling.

  • Precision Injection: The VC-30 proportionally injects water/methanol based on boost pressure, providing accurate delivery for cooling and performance improvements.
  • Adjustable Settings: Features adjustable start and full points for customizable engagement and delivery curves to meet engine requirements.
  • Enhanced Cooling: Improves drivability and cooling benefits across a wide range, making it especially beneficial for direct-injected engines.
  • Carbon Build-Up Reduction: Effectively removes 100% of carbon build-up on valves, enhancing engine longevity and performance.
  • Digital Display: Includes a user-friendly digital display for monitoring and adjusting settings.
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SnowPerformance - Corporate Logo
T#:21374114
Part#: SNO-38FIL
Special Order: No Guaranteed ETA
$ 61.99 USD
Free Shipping on orders $49 and up


SnowPerformance - Corporate Logo
T#:20815165
Part#: SNO-80088
Special Order: No Guaranteed ETA
$ 20.99 USD
Free Shipping on orders $49 and up
Snow Performance 20' Bag High Temp Nylon Water Methanol Tubing 100% Methanol Resistant 800 PSI Burst Rating Black
SnowPerformance - Corporate Logo
T#:21308470
Part#: SNO-40012-BRD
In Stock at Vendor
28% off MSRP $ 218.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 156.99 USD
Free Shipping on orders $49 and up
28% off MSRP
$ 218.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 156.99 USD
Free Shipping on orders $49 and up

Water-Methanol Braided SS Line Trunk Mount Upgrade (4AN SS Braided Line Systems) is designed to relocate your standard 3QT Snow Performance Water-Methanol Tank or any custom tank to the trunk of your vehicle. This upgrade includes everything necessary to safely move and secure your water-methanol system.

  • Comprehensive Kit: Includes 15 feet of stainless steel braided line, a high-flow solenoid upgrade, and all required AN fittings.
  • Durable Construction: Features high-quality, stainless steel braided lines for superior strength and resistance to wear.
  • Enhanced Performance: Designed to ensure optimal performance and reliability of your water-methanol system when relocated.
  • Easy Installation: Provides all necessary components for a straightforward trunk mount installation.
  • Versatile Application: Suitable for moving standard and custom water-methanol tanks to the trunk of any vehicle.
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SnowPerformance - Corporate Logo
T#:21374122
Part#: SNO-N0250
In Stock at Vendor
$ 31.99 USD
Free Shipping on orders $49 and up

SnowPerformance - Corporate Logo
T#:21308474
Part#: SNO-900
Ships in 1 Business Day
$ 10.99 USD
Free Shipping on orders $49 and up
Straight, rectangular single nozzle holder. 1/8" NPT.

SnowPerformance - Corporate Logo
T#:21374143
Part#: SNO-806-BRD
In Stock at Vendor
$ 10.99 USD
Free Shipping on orders $49 and up

SnowPerformance - Corporate Logo
T#:2317850
Part#: SNO-82082R
In Stock at Vendor
23% off MSRP $ 12.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 9.99 USD
Free Shipping on orders $49 and up
23% off MSRP
$ 12.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 9.99 USD
Free Shipping on orders $49 and up

SnowPerformance - Corporate Logo
T#:21374115
Part#: SNO-N0300
Ships on Sep 17, 2026
$ 31.99 USD
Free Shipping on orders $49 and up


SnowPerformance - Corporate Logo
T#:589571
Part#: SNO-40111.40112
Ships in 1 Business Day
Starting at $ 359.98 USD
Free Shipping on orders $49 and up
Starting at $ 359.98 USD
Free Shipping on orders $49 and up
Choose either V-band or hose camp style rings to add methanol injection easily to almost any vehicle.
SnowPerformance - Corporate Logo
T#:640585
Part#: 82040
Special Order: No Guaranteed ETA
$ 23.99 USD
Free Shipping on orders $49 and up