Sports Series High Flow Catted Downpipes 2015-20 M2 Competition/M3/M4 S55 Engine S68 An intercooler end tank must

An intercooler end tank must be designed to channel and distribute air coming in from the inlet efficiently throughout the intercooler core

Life was miserable

By replacing the factory downpipe/catalytic converter with our Sports Series 4" High Flow Metallic Catted Downpipe

There are some enthusiasts out there that don't like the flash or the attention that a front mounted intercooler (FMIC) brings

Sports Series High Flow Catted Downpipes 2015-20 M2 Competition/M3/M4 S55 Engine S68 An intercooler end tank mustIntroducing our Sports Series High Flow Catted Downpipes for your twin turbo S55 engine! Fits 2015 20 M3 M4 and 2020 22 M2 Competition. Key Features: Made in the USA! Manufactured in house. Now available for the 2015 20 M3 M4 and 2020 22 M2 Competition. High Flow 200 cell metallic catalytic converter Higher Max Horsepower Power Curve Higher Intial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and faster turbo