Corsa 22-25 Cadillac CT4 V Blackwing 3in Dual Mode Active Cat-Back 4.5in CF Polished Dual Rear Tip - 21317CF fits_2015-`BMW`M3 pairing the system with our

pairing the system with our free-flow front bypass pipes unlocks maximum volume and performance—while the large cross-section H-pipe improves exhaust scavenging for unmatched tone and response

G42 2-Series and G20/G21 3-Series models

Autoclave-cured for superior strength and finish

This direct replacement fits flawlessly over your engine bay using factory mounting points with a design that enhances visual appeal and speaks to high-performance intent

FRONT REAR SPRING RATES Varies (See Below) 15k UPPER MOUNT Rubber OR Pillowball w/ Camber Plates Not Applicable STRUT DESIGN Inverted Standard

Corsa 22-25 Cadillac CT4 V Blackwing 3in Dual Mode Active Cat-Back 4.5in CF Polished Dual Rear Tip - 21317CF fits_2015-`BMW`M3 pairing the system with ourCorsa's Cadillac CT4 V Blackwing cat back exhaust will give your Blackwing the sound it deserves! The system integrates flawlessly with the stock Cadillac Active Exhaust valve assembly giving the driver full control over the driving experience. Simply choose the driving mode you prefer and Corsa's exhaust system responds by quieting down or unleashing the exhaust system. Featuring Corsa's No Drone RSC(R) Technology this system has been custom tuned