Milltek OPF/GPF Bypass For OEM System - BMW X3M | X3M Competition | X4M | X4M Competition (LCI) RS6 (C6) Performance up to 950 hp*

Performance up to 950 hp*

Start-Stop Deactivator: Permanently set whether MSA is enabled or disabled

Fits to OE Downpipes & OEM OPF/GPF Back System Only

Carbon Fiber Airbox with Dual Feeds

you're on a race track for a track day and during cornering your inside wheel bumps over the curbing

Milltek OPF/GPF Bypass For OEM System - BMW X3M | X3M Competition | X4M | X4M Competition (LCI) RS6 (C6) Performance up to 950 hp*OPF GPF Bypass Motorsport Not for Road Use Fits to OE Particulate Filter Back System Only Requires OPF Bypass Module or ECU Tune Our range of Cat Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and or add a more suitably aggressive tone.