BMW F80 F82 F83 M3 M4 catted front pipes Supersprint HJS metallic sport cats 989632

Supersprint catted front pipes for BMW F80 M3, F82 M4 and F83 M4 - built with genuine HJS metallic sport catalytic converters. Bolt-on fit using OEM hangers, flanges and mounting points.

• High-flow HJS cats reduce back pressure, lower EGTs and sharpen throttle response
• MOT-legal and daily-driver friendly - no check engine lights or emissions issues
• No cutting, welding or fabrication needed: true direct replacement
• Covered by Supersprint’s three-year warranty