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CSF Oil Cooler

Keeping your BMW's engine oil temperatures in check is extremely important. Temperature fluctuations in engine oil can lead to excessive wear and tear on critical internal components such as the pistons, turbos, rod bearings, main bearings, and more. Many BMWs come from the factory with a stock oil cooler, but these often are damaged from rocks, dirt, and other road debris and must be replaced to maintain reliability and consistent oil temperatures. For those looking to track their vehicle more than a handful of times a year, we recommend upgrading your oil cooler to an aftermarket alternative that allows for greater heat dissipation and increased oil reserves. This will help keep oil temps low even after extended track sessions, keeping you on the track longer and reducing downtime.
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CSF F80/F82/F83/F87C Engine Oil Cooler - S55
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CSF - Corporate Logo
T#:11007518
Part#: 8220
In Stock
$ 549.00 USD
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$ 549.00 USD
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Like the other cooling systems on the F8X, the factory oil cooler does a pretty good job in stock form. However, once you start adding a lot of power and pushing the car in aggressive driving conditions, the factory systems start to show its limitations. As more and more owners have pushed the limits of their S55, CSF saw the need and demand.
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CSF High Performance Engine Oil Cooler - BMW F1X M5 M6, F9X M5 M8 ...
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T#:38195402
Part#: 8317
In Stock
$ 719.00 USD
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$ 719.00 USD
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CSF has been at the forefront of pushing the performance limits of the S63 engine with its Twin Charge Air Coolers. Today, many M5, M6, and M8 models are exceeding 1000HP, but with greater power comes increased heat. As power levels rise, so do oil temperatures, with some owners experiencing temperatures surpassing 240°F (115°C) during intense track sessions. As these M cars continue to age and power thresholds are pushed further, factory cooling systems are struggling to keep up. To address this challenge, CSF partnered with Carbahn to develop a direct-fit solution for both platforms. Engineered to manage the extreme heat generated by Carbahn’s new S63 Stroker Kit, this oil cooler is designed for peak performance and reliability. But enhanced performance isn’t the only reason to upgrade. Many F1X and F9X owners have had to replace their oil coolers due to leaks and damage, primarily caused by their exposed mounting position—a problem worsened by lowered suspension setups. A stronger, more durable design was needed to resolve these issues. Whether your M5, M6, or M8 is a daily driver, weekend cruiser, or dedicated track machine, upgrading the oil cooler is a smart investment. Tuned S63s, especially those with upgraded turbos, produce significantly more heat, making efficient cooling even more critical. Excessive oil temperatures can quickly trigger limp mode and, in extreme cases, cause catastrophic engine failure. CSF’s new High-Performance Engine Oil Cooler isn’t just about optimizing performance—it’s a preventative upgrade that helps avoid costly repairs and extends your engine’s lifespan.
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BMW S54 Swap Race-Spec Oil Cooler - E36/E46
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CSF - Corporate Logo
T#:15180814
Part#: 8240
In Stock
$ 519.00 USD
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$ 519.00 USD
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The ONLY choice for your S54 swapped E36 or E46. The new CSF S54 Swap Race Spec Oil Cooler is shorter on the right hand side allowing owners to run the A/C lines in the OEM path. Even though the #8240 is slightly smaller than the #8032, you can expect similar performance levels as they both feature a dual pass design with 8 cooling rows and are the same turbulated heavy-duty bar/plate construction.
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CSF Euro-Spec High-Performance All-Aluminum Engine Oil Cooler - BMW E...
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CSF - Corporate Logo
T#:37048679
Part#: 8301
Ships in 1 Business Day
$ 529.00 USD
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$ 529.00 USD
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The E36 Euro Spec Oil Cooler is exactly what it sounds like. E36 M3’s in Europe came equipped with an oil cooler that mounted under the radiator and was a popular upgrade for E36 owners in the US. Unfortunately, BMW discontinued the oil cooler and they have become harder and harder to find. BimmerWorld reached out to CSF to design a replacement unit that would fit exactly like the factory unit but perform even better. The original oil cooler used Tube and Fin construction. While this is acceptable for cooling performance, it is not a very robust design. CSF chose to go with a Bar and Plate construction to improve durability. While there is plenty of ground clearance, the cooler is low enough to see some potential abuse on the track. CSF wanted to offer that extra durability of a Bar and Plate cooler for track enthusiasts and those running their car on the lower side. The CSF Oil Cooler was designed to be a 1 to 1 replacement for the OEM unit in terms of fitment. This means it uses the same OE mounting points, hardware, and lines. For a Euro E36 M3 or US Z3M, the oil cooler will be a drop-in fit installation. E36 models that were not equipped with the oil cooler from the factory will need the BimmerWorld Euro Oil Cooler Bracket Kit which can attach to an OEM spec Radiator or the CSF #3054.
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CSF Race-Spec Oil Cooler - E60 M5, E63/E64 M6 S85
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CSF - Corporate Logo
T#:23947155
Part#: 8275
In Stock
$ 579.00 USD
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$ 579.00 USD
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100% TIG welded aluminum construction, 13x14 bar and plate core, and 40% larger in than factory unit in overall size. This oil cooler was designed to keep your oil temps down to promote safer engine operation and longevity. No matter the application, this cooler is a perfect replacement and upgrade for your stock oil cooler system.
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RACE-SPEC DUAL-PASS DCT COOLER
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CSF - Corporate Logo
T#:585580
Part#: 8103
Ships in 4 Business Days
$ 399.00 USD
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$ 399.00 USD
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1-row super-high pressure 26 mm multi-channel microtube. Dual-pass high performance core with 12 cooling tubes. High-density multi-louvered fin design. 40% increase in cooling efficiency.

BMW E46 M3 Oil Line -10 AN Adapter Fitting Kit
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CSF - Corporate Logo
T#:31158758
Part#: 8241
In Stock
$ 89.00 USD
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$ 89.00 USD
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BMW Oil Line -10 AN Adapter Fitting Kit is designed for optimal performance with both oil cooler and thermostat housing setups. This comprehensive kit from Turner Motorsport provides everything needed for a secure and reliable connection.

Each fitting kit includes:

  • Qty. 2 - Aluminum -10 AN to ORB Fittings
  • Qty. 2 - O-Rings
  • Qty. 1 - Aluminum Fitting Bracket
  • Qty. 1 - M8 Mounting Bolt

Note: If using a -10 AN connection on the thermostat housing side, a second fitting kit is required.

Benefits:

  • Enhances connection reliability for oil cooler and thermostat housing
  • High-quality aluminum fittings ensure durability and performance
  • Includes all necessary components for easy installation
  • Compatible with CSF #8240 (BMW S54 Swap Race Spec Oil Cooler) and CSF #8032 (BMW E46 M3/S54 Race-Spec Oil Cooler)
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CSF Universal Large Single-Pass Oil Cooler - Universal Application ...
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Universal fitment design - modifications may be necessary to run this cooler
CSF - Corporate Logo
T#:53608839
Part#: 8371
Ships in 4 Business Days
New Item
$ 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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