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BMW Engine Parts for BMW E9 3.0CS M30 3.0L

Turner Motorsport has everything you need to upgrade your BMW through our stages of performance or to keep your car in peak condition with our range of the latest in proven OEM cooling parts. Upgrade your cooling system and engine performance with the selections below to give your BMW a performance and reliability advantage.

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Active Autowerke Rotrex Traction Fluid - One Liter

T#:397307

Part#: 12-032

Ships in 1 Business Day

$ 240.00 USD

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$ 240.00 USD

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Rotrex superchargers utilize a unique traction drive system that sets it apart from other centrifugal-style superchargers. For best performance, Rotrex recommends replacing this fluid every 50,000 miles. This bottle of traction fluid is plenty enough for one supercharger service (typically 750ml).

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OMP Battery Cut Off Switch / Kill Switch

T#:1614

Part#: EA-462

In Stock

$ 65.00 USD

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$ 65.00 USD

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OMP Battery Cut Off Switch / Kill Switch, for use in racecars as an emergency "kill switch", to depower the electrical system in the event of a crash or other emergency. This cut off switch is FIA approved, has 6 poles and alternator protection, as well as a removable key.

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VTT Turbocharger Inlet Flange - Garrett G40/42/45 V-Band - 86mm ID ...

T#:52270240

Part#: GARROUTT4G4045

Ships in 10 Business Days

$ 37.99 USD

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$ 37.99 USD

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Upgrade your turbocharger exhaust connection with the VTT-FAB 86mm V-Band Outlet Flange, designed for the Garrett G40-G45 frame sizes.

Voltage Regulator

T#:596879

Part#: 12321350052

In Stock at Vendor

$ 41.99

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

$ 40.99 USD

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$ 40.99 USD

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If you are having issues with voltage peaking, lights fading in and out as your driving, or your battery keeps dying despite the car running, It could be the result of a faulty voltage regulator. Voltage regulators control the amount of power coming from the alternator.

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OEM INA Timing Chain Guide Rail - BMW M10 M30

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T#:35998449

Part#: 11311253236

Ships in 7 Business Days

$ 19.99 USD

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$ 19.99 USD

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INA- Timing Chain Guide Rail offers exceptional performance and durability for your vehicle’s engine system, ensuring precise timing chain alignment and extended longevity. Designed to meet OEM specifications, this guide rail is a must-have for maintaining engine reliability and efficiency. Available through Turner Motorsport, this part is ideal for enthusiasts and professionals seeking high-quality replacement components.

Key Features:

Manufactured by INA, a trusted leader in automotive components

Ensures optimal timing chain alignment for smoother engine operation

High-quality materials provide resistance to wear and tear

Compatible with various vehicle makes and models for versatile use

Ideal for restoring factory performance and preventing costly engine damage

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Vargas EWG Actuator To Garrett G25-G35 Housing Bracket - BMW EWG G25/...

For vehicles with Electronic Waste Gate

T#:51778114

Part#: VTT-FAB-BMW-EWG-

Ships in 10 Business Days

$ 79.99 USD

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$ 79.99 USD

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The Vargas EWG Actuator Bracket is the definitive solution for enthusiasts looking to merge BMW’s advanced factory EWG control with the high-performance capabilities of Garrett G-Series turbochargers.

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