Untd. Performance Radiator Upgrade / Heat Exchanger – Mercedes-Benz C63 (S) W205

When you’re pushing the limits of your M177-powered C63 or C63S, keeping intake temps in check is critical. The Untd. Performance Radiator Upgrade / Heat Exchanger is built to deliver superior cooling efficiency, reduce heat soak, and maintain peak performance—whether you’re carving canyon roads or logging laps at the track. It’s the must-have foundation for any tuned or high-boost AMG build.

Key Features:

Massive Cooling Efficiency

Featuring a significantly larger core surface area than the factory unit, this upgraded heat exchanger improves coolant flow and thermal dissipation—keeping intake air temps stable under hard acceleration and repeated pulls. Say goodbye to heat soak and hello to consistent, repeatable power.

High-Performance Core Design

The multi-pass, all-aluminum bar-and-plate core is engineered for maximum durability and thermal efficiency. It’s built to handle high-boost applications and demanding driving conditions without breaking a sweat.

Direct Bolt-On Fit

No cutting, no fabrication. This radiator upgrade is a direct replacement for your stock front-mounted heat exchanger, retaining OEM fittings and mounting points for a clean, hassle-free install.

Built for Boosted Abuse

Whether you’re running a stock setup or upgraded turbos, this heat exchanger is designed to handle the extreme cooling demands of the M177 twin-turbo V8 under full load. It’s the cooling support your AMG needs to stay fast, lap after lap.

Track-Tested, Street-Proven

Perfect for tuned street builds and dedicated track cars alike, this radiator upgrade ensures your C63 stays cool, consistent, and powerful—no matter how hard you drive.

Compatibility:

• Mercedes-Benz C63 AMG (W205) 4.0L V8 Bi-Turbo (M177)

• Mercedes-Benz C63S AMG (W205) 4.0L V8 Bi-Turbo (M177)
  (Coupe, Sedan, and Wagon variants supported)

The Untd. Performance Radiator Upgrade / Heat Exchanger is your front line of defense against heat soak. If you’re serious about performance and reliability, this is a non-negotiable upgrade.