BMW S58 Single Midpipe & Under Brace (G80 G81 M3, G82 G83 M4 & X3M X4M LCI) BMW G20 / G21 Side Skirts Quad 4 x 90 mm

Quad 4 x 90 mm tail exits for an aggressive

Each application is 3D scanned from the OEM part to replicate geometry and clearances precisely

Optimised for OE dampers and quality replacement shocks

OEM spec BMW E46 spring

BMW S58 Single Midpipe & Under Brace (G80 G81 M3, G82 G83 M4 & X3M X4M LCI) BMW G20 / G21 Side Skirts Quad 4 x 90 mmDescription EU OPF cars will need to turn off OPF readings when fitting this mid pipe. This can be achieved by either an ECU tune DME unlock, or being coded out. Please contact for recommended installers. The S58 twin turbo has an unequal exhaust length design, creating a raspy tone. This single mid design will provide a far deeper, and louder noise. Removing the OPF restrictions will also free up considerable power gains. The single mid pipe system