Transmission Cooler

CSF Performance DCT Transmission Cooler - F8x M3/M4

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T#:401085

Part#: 8081

In Stock

$ 499.00 USD

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$ 499.00 USD

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Featuring a dual-core design that provides a 67% increase in cooling rows for greater cooling efficiency, the CSF Performance DCT Transmission Cooler is the ultimate plug-n-play transmission cooler. This radiator utilizes a single row, high pressure, 26mm multi channel microtube and fits the stock location, giving you a 30% increase in cooling efficiency with an easy and simple installation.

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CSF Race-spec DCT/6speed Transmission Oil Cooler - E9x M3 S65, E9X 33...

2X Entries For Our G87 M2 Sweepstakes!

T#:384660

Part#: 8042

In Stock

$ 449.00 USD

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$ 449.00 USD

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CSF is one of the premier cooling product specialists available on the market today. One item that is often overlooked is the oil cooler. Luckily CSF has taken up the task of upgrading the oil cooler as well. If the oil runs too hot, it can lead to a reduction in wear protection and damage to the head, block, or the turbo system. This unit features a dual-pass design with 20% more surface area and 30% greater efficiency than stock, but still fits in the stock location without any issues. Alternative to OE # 17227521376 Fits the following BMW: 2006-2013 E9X BMW M3 335 2009-2015 E84 BMW X1 35iX

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BMW S58 G8X High Performance Automatic Transmission Oil Cooler ...

2X Entries For Our G87 M2 Sweepstakes!

T#:13233495

Part#: 8221

In Stock

$ 599.00 USD

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$ 599.00 USD

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Introducing the High-Performance Automatic Transmission Oil Cooler for your G80 M3 or G82/83 M4 from CSF! The folks at CSF have created a full suite of cooling products for the G8X chassis. If you are looking to push your BMW to the limits, look no further.

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Automatic Transmission Thermostat Kit

T#:56254893

Part#: 17111437362KT2

In Stock

$ 75.13 USD

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$ 75.13 USD

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We built this Turner Motorsport Cooling Overhaul Kit to hit the key failure points around your automatic transmission heat exchanger and expansion tank mounting setup without breaking the bank.

Water Hose

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T#:14122756

Part#: 17127576368

Ships in 4 Business Days

$ 45.99 USD

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$ 45.99 USD

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Water Hose

2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!

T#:594317

Part#: 17127560974

Ships in 4 Business Days

$ 37.99 USD

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$ 37.99 USD

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Radiator to Auto Trans Oil Cooler

Race-Spec Dual-Clutch Transmission Oil Cooler - F8X M3 M4

T#:25971912

Part#: VF-DCTCOOLERF8X

Ships on Sep 1, 2026

$ 599.00 USD

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$ 599.00 USD

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This heat exchanger features a dual-pass high-performance core that offers 30% more efficiency than its factory counterpart. This kit will keep your transmission fluid cool no matter the outside temperature!

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CSF High-Performance Heat Exchanger & Transmission Cooler Module - F9...

2X Entries For Our G87 M2 Sweepstakes!

T#:38229113

Part#: 8331

Ships in 4 Business Days

$ 1,289.00 USD

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$ 1,289.00 USD

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The F97 X3M and F98 X4M are powered by the same high-performance S58 engine found in the G8X M3, M4, and M2. While these SUVs deliver impressive power and speed, they also suffer from the same heat management challenges as their sedan and coupe counterparts. That’s where CSF’s advanced cooling solutions come in—becoming essential upgrades for S58 owners, even for those keeping their engines mostly stock. After over a year of development and testing, CSF is proud to introduce the Front Mount Heat Exchanger & Transmission Cooler Module for the F9X X3M and X4M. One of the biggest challenges in developing a Front Mount Heat Exchanger for these models was limited space. Unlike the G8X models, the X3M and X4M feature a different transmission oil cooler, restricting the available room for a larger heat exchanger due to the mounting cradle. After extensive testing with smaller core designs, CSF determined that integrating the Heat Exchanger with a Transmission Cooler Upgrade was the optimal solution for maximizing both size and performance. By combining both components into a single cooling module, CSF achieved a design that accommodates the same core size as the G8X Heat Exchanger. The integrated Auto Transmission Cooler utilizes the same dual-core design as the G8X Transmission Cooler and is seamlessly fitted to the new Heat Exchanger. This innovative all-in-one module not only addresses two major cooling issues for the X3M and X4M but also reduces overall costs—savings that are passed along to the customer. Compared to the stock heat exchanger, CSF’s upgraded design offers significant improvements. The TIG-welded aluminum tanks are much larger than the OE plastic tanks, providing superior strength and fluid volume. A 2-row 42mm core increases cooling efficiency and capacity, utilizing CSF’s Exclusive B-Tube Technology to enhance airflow and heat dissipation. Multi-louvered fins further expand the heat exchange surface area, improving overall cooling performance while maintaining proper airflow. Built entirely from high-strength aluminum, this system ensures maximum durability and reliability. The mounting tabs and brackets are significantly stronger than the factory plastic components, offering improved longevity. Additionally, the heat exchanger includes an integrated bolt-on metal rock guard, which is far more robust than the stock plastic version—providing better protection against road debris and ensuring greater confidence in the system’s resilience. CSF’s Transmission Cooler features an innovative dual-pass design that dramatically enhances cooling performance. Unlike the OEM single-core cooler, CSF’s front-to-back stacked core design more than doubles the surface area and nearly triples the core volume. Engineers leveraged the extra space freed up by replacing the OE cooler and oversized plastic cradle, effectively doubling cooling capacity while maintaining a perfect OEM fit—no modifications required. By switching from a single-core to a dual-core design, CSF achieved a 201% increase in overall volume, significantly improving heat dissipation and fluid capacity. Using CSF’s AC Condenser Technology, the cooler incorporates a high-pressure 1-row 16mm 9-channel microtube design, optimizing oil flow and maximizing surface area contact. These features work together to provide the most effective heat dissipation possible, keeping transmission temperatures under control even under extreme conditions. With CSF’s new Front Mount Heat Exchanger & Transmission Cooler Module, X3M and X4M owners can enjoy superior cooling efficiency, enhanced durability, and long-term performance—all in a cost-effective, OEM-fit package.

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CSF Universal Large Single-Pass Oil Cooler - Universal Application ...

Universal fitment design - modifications may be necessary to run this cooler

T#:53608839

Part#: 8371

Ships in 4 Business Days

$ 499.00 USD

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$ 499.00 USD

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CSF redesigned this cooler and went with a more traditional inlet/outlet orientation. The new single pass design features high efficiency and high durability, but with vertically oriented inlet and outlet connections.

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Transmission Oil Cooler Regulator Valve

T#:302929

Part#: 17211437772-987

Ships on Dec 24, 2026

Sale - Save 4% $ 121.99

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

$ 117.52 USD

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Sale - Save 4%

$ 121.99

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

$ 117.52 USD

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Oil Cooler For Automatic Transmission

T#:56544035

Part#: 17218514515

Special Order: No Guaranteed ETA

$ 92.99 USD

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$ 92.99 USD

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This Febi Bilstein oil cooler is a high-grade OE replacement component designed to maintain critical fluid operating temperatures in your BMW.

Rein - Radiator Hose

2X Entries For Our G87 M2 Sweepstakes! We Price Match - Give Us A Call or Chat!

T#:34080760

Part#: 17127600554

Ships in 4 Business Days

$ 49.99 USD

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$ 49.99 USD

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Radiator Hose is a critical component for maintaining the cooling system in your BMW, ensuring efficient coolant flow and optimal engine temperature regulation. This high-quality replacement hose helps prevent overheating and reduces the risk of coolant leaks, protecting your engine from damage. Designed to meet or exceed OEM standards, the Radiator Hose guarantees a precise fit and reliable, long-lasting performance. Available through Turner Motorsport, this hose offers an easy, direct-fit installation, making it an excellent choice for BMW owners looking to restore or upgrade their vehicle’s cooling system.

Designed for BMW models to ensure a perfect fit and compatibility
Maintains efficient coolant flow to prevent engine overheating
Constructed from high-quality, heat-resistant materials for durability
Reduces the risk of coolant leaks and protects against engine damage
Direct-fit replacement for easy, hassle-free installation
Meets or exceeds OEM specifications for superior performance and reliability

Upgrade your BMW’s cooling system with the Radiator Hose, ensuring long-lasting engine protection and optimal performance.

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Project Cars

SELECT YOUR BMW

CSF Performance DCT Transmission Cooler - F8x M3/M4

CSF Race-spec DCT/6speed Transmission Oil Cooler - E9x M3 S65, E9X 33...

BMW S58 G8X High Performance Automatic Transmission Oil Cooler ...

Automatic Transmission Thermostat Kit

Water Hose

Water Hose

Race-Spec Dual-Clutch Transmission Oil Cooler - F8X M3 M4

CSF High-Performance Heat Exchanger & Transmission Cooler Module - F9...

CSF Universal Large Single-Pass Oil Cooler - Universal Application ...

Transmission Oil Cooler Regulator Valve

Oil Cooler For Automatic Transmission

Rein - Radiator Hose

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