Direct bolt-in heat exchanger upgrade for your S55!
Direct bolt-in heat exchanger upgrade for your S55!
Max gains of up to +69 HP and +81 lb-ft TRQ (Crank); +62 HP and +73 lb-ft TRQ (Wheel).
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Competition Package models
Competition Package models ONLY
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-24-2026
Increased power and performance, with massive weight savings.
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For non Fuel-It! brand port injection configs.
Fueling support up to 1000+ WHP!
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet.
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For stock HPFP/no port injection configurations.
Hawk HPX pads deliver smooth bite and consistent braking, built for the demands of Autocross!
Upgrade to Hawk performance pads
For vehicles without carbon ceramic brakes
KW Clubsport coilovers have been developed with KW motorsports technology
For Vehicles produced before 01/15 production date with EDC
Improve braking performance with these slotted 2-piece rotors from MMX Performance
Improve braking performance with these slotted 2-piece rotors from MMX Performance
Race Sound Level: Motorsport pedigree. Superior quality. Excellent sound.
Sport Sound Level: Motorsport pedigree. Superior quality. Excellent sound.
Enhance your F8x's sound with these equal length pipes.
This system is specifically calibrated to handle the increased airflow demands of tuned vehicles, maintaining consistent peak horsepower.