AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 mini challenge 4 Strips included

4 Strips included

) may not be fully supported

ARCH GUARDS HAVE BEEN MADE ADJUSTABLE FOR DESIRED CUSTOMER FITMENT TO THE FRONT AND REAR OF THE VEHICLE

Kit includes :

AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 mini challenge 4 Strips includedBy replacing the restrictive secondary catalytic converters located in the mid pipe section directly after the downpipes, back pressure is reduced, which effectively improves the engines breathing by allowing it to expel gases more quickly. This in return means faster throttle response, increased power output and a more aggressive exhaust note. Measuring 3. 5 in diameter, this direct replacement mid pipe offers improved flow over standard and comes