2014-2022 BMW M3/M4/M2 F8X S55 Main Heat Exchanger

Out of stock
Most items are build to order
Please allow up to 13 weeks to manufacture if out of stock. You can call us to check stock status.
$1,035.00

Part Number

  • SKU CR-UC-KPR039B
  • Made in the USA – Hand-built in PWR’s state-of-the-art Indianapolis facility using premium aluminum, with full control over quality at every step.
  • Proven Cooling Performance – Advanced PWR tube and fin technology engineered for consistent, repeatable heat rejection.
  • Lightweight & Efficient – Designed to maximize cooling performance without unnecessary material or excess weight.
  • Motorsport-Inspired Engineering – Developed from decades of professional racing experience and real-world validation.
  • World-Class Precision TIG-Welded – Handcrafted for durability, reliability, and precise fitment down to the smallest detail.
  • Proudly American Made – Built right here in the USA, not imported or rebranded, ensuring true manufacturing oversight and accountability.
  • Built, Not Just Assembled – Engineered and manufactured in-house from core to final weld, not pieced together from off-the-shelf components.
Description Fitment Shipping Policy

2014-2022 BMW M3 / M4 / M2 F8X S55 Main Heat Exchanger

Features:

  • Handmade and professionally TIG-welded in the USA
  • High-efficiency aluminum performance core engineered for maximum charge cooling performance
  • Advanced cooling tube and fin technology optimized for reduced intake air temperatures
  • Direct OEM-style plug-and-play installation using factory mounting locations and connections

PWR’s main heat exchanger for the 2014–2022 BMW M3, M4, and M2 equipped with the S55 engine is engineered to improve the performance of the factory charge cooling system in demanding street and track environments. Manufactured entirely in-house at our USA facility, this heat exchanger features a high-grade aluminum performance core designed to provide superior heat rejection and durability compared to conventional OEM-style cooling solutions.

The advanced cooling tube design and optimized fin geometry maximize thermal transfer efficiency, allowing the system to remove heat from the charge cooling circuit more effectively during sustained boost conditions. By lowering coolant temperatures within the intercooler system, this heat exchanger helps reduce intake air temperatures, combat heat soak, and maintain consistent power output during aggressive driving, track sessions, and higher horsepower applications.

Maximized core face area ensures optimal use of the available space within the factory cooling package while maintaining proper airflow through the vehicle’s front cooling stack. This increased cooling capacity helps support stable charge air temperatures and improved thermal management when the S55 engine is pushed to its limits.

Designed for seamless OE-style integration, this heat exchanger installs directly into the factory mounting location using original equipment connections and mounting hardware. Whether your BMW is stock, tuned, or built for track use, this PWR heat exchanger delivers the durability, reliability, and thermal performance required to keep charge air temperatures under control when performance matters most.

Upgrade with confidence and experience the unfair advantage in cooling technology with PWR.