AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 mini challenge ) may not be fully

) may not be fully supported

this system provides high-flow exhaust with huge power and noise gains

Kit includes :

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

Custom made Alcantara Stitched airbag cover

AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 mini challenge ) may not be fullyBy 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