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Racing Oil Cooler | BMW M3

Racing Oil Cooler | BMW M3

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$599.00
$599.00

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Fits Models: M3 E90, E92, and E93

Vehicle Fitment & Product Details

  • Type: Air Filters, Intakes & Cooling
  • Vendor: CSF
  • Make: BMW
  • Model(s): M3
  • Vehicle Year(s): 2008, 2009, 2010, 2011, 2012, and 2013
  • Transmission(s): Manual and Automatic
  • Chassis: E90, E92, and E93
  • Body Style(s): Coupe, Sedan, and Convertible
  • Drivetrain(s): RWD
  • Part Number: 8025
  • OEM Equivalent: 17212284075, 17212283324, 17218858009

SKU: 8025

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Description

CSF Heavy-Duty Oil Cooler – Developed with VF Engineering (CSF Part #8025)

Race-Tested Durability. Maximum Oil Temperature Control.

Developed in collaboration with VF Engineering, the CarBahn High-Performance Oil Cooler is engineered for extreme durability and consistent thermal control under the most demanding conditions. Built on CSF’s turbulated bar-and-plate architecture, this cooler delivers unmatched strength and reliability for high-performance and forced-induction applications.

Whether you're running high boost, aggressive track sessions, or just want peace of mind during spirited street driving, this oil cooler helps protect your engine from the most damaging element of all—heat.

Key Performance Features:

  • Turbulated Heavy-Duty Bar & Plate Design – Built to handle high-pressure oil flow while maximizing surface area for effective heat dissipation.

  • Fully TIG-Welded Cast-Endtank Construction – Vastly superior to OEM mechanically joined or tack-welded designs, ensuring long-term durability and leak prevention.

  • Developed with VF Engineering – Co-developed with one of the industry’s leading forced-induction specialists to meet the demands of high-output platforms.

  • Ideal for High-Stress Environments – Purpose-built for vehicles pushing oil temperatures beyond OEM cooling capabilities.

Why Oil Cooling Matters

Oil plays a critical role in both lubrication and temperature regulation inside the engine. As oil temperature exceeds 300°F, even high-quality synthetic fluids begin to lose viscosity and protection. At sustained high temps, oil can break down, leading to reduced film strength, increased wear, and in extreme cases, catastrophic failure.

This air-to-oil style cooler ensures proper thermal management by passing engine oil through a high-efficiency core that’s exposed to ambient airflow—without the need for additional fans or ducting.

Common Oil Cooler Failure Modes

  • External Leaks – Often caused by impact damage, road debris, or weak OEM construction.

  • Corrosion/Rust at Fittings – Especially common in older or high-mileage vehicles exposed to harsh environments.

  • Internal Failure (Water-to-Oil Designs) – Not an issue here, but worth noting: OEM water-to-oil units can fail internally, causing coolant to mix with oil—resulting in a “milkshake” appearance and potentially major engine damage.

  • Seal Failures – Always replace seals during installation to prevent post-service oil or coolant leaks.

CarBahn Recommendation

Anytime you upgrade an oil cooler, inspect the full oil circuit—including lines, fittings, and thermostat (if applicable). Proactive maintenance combined with a high-quality cooler ensures your oil temps remain in the safe zone, no matter how hard you push.