RK Autowerks S58 Catless Downpipes - G80/G82 M3 & M4

OVERVIEW

RK Autowerks catless downpipes eliminate the restriction in exhaust flow, allowing quicker turbo spooling. The lower back pressure results in significant horsepower and torque gains that can be felt immediately. Designed using state-of-the-art 3D scanning and prototyping to ensure the downpipes fit just like OEM.

SPECS

• T304 stainless steel construction using mandrel bends
• Precision TIG-welded joints
• Heavy-duty stainless V-band / exhaust flanges
• Factory O2 sensor locations retained with stainless steel bungs
• Reduced under-hood temperatures

PARTS INCLUDED

• Pair of RK Autowerks catless downpipes
• V-band clamps and hardware

TECH RESOURCES

• Requires a supporting ECU tune — pair with an S58 tune such as the bootmod3 S58 Tune
• For off-road use only; will trigger a check-engine light. Federal and many state laws prohibit removing or modifying emissions equipment on vehicles used on public roads

PART NUMBER

• RK.DP.S58.G80

VEHICLE APPLICATIONS