Milltek OPF/GPF Bypass For OEM System - BMW X3M | X3M Competition | X4M | X4M Competition (LCI) RS6 (C6) The new generation of Supersprint

The new generation of Supersprint rear mufflers

Performance up to 950 hp*

Carbon Fiber Airbox with Dual Feeds

Original tube Ø 80 mm

Milltek OPF/GPF Bypass For OEM System - BMW X3M | X3M Competition | X4M | X4M Competition (LCI) RS6 (C6) The new generation of SupersprintOPF 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.