AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 987 Boxter Depth: 80mm

Depth: 80mm

resulting in accelerated ageing with failure often seen at around the 30-40

As part of our expanding Toyota platform product range

simply remove the factory rear silencer and factor OPF pipes and replace

As used over the years by championships such as: BMW Compact Cup

AIRTEC Motorsport 3.5” Secondary Cat Bypass for BMW G80 M3 and G82 M4 987 Boxter Depth: 80mmTechnical Data By 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