Milltek OPF/GPF Bypass Non-Resonated (Louder) For OEM System - BMW G80 | G81 M3 | G82 M4 E90 The performance exhaust for the

The performance exhaust for the McLaren MP4-12C is a high-tech system crafted from a special durable and heat-resistant titanium alloy with bigger tubes and unique solutions to improve torque and power at all rpms

For drivers looking to take sound and performance to the next level we are offering the option of a GPF delete upgrade with the same high-quality delivered throughout

Please note: does not fit M2 Competition model

It is well known that the Primary cats are a major restriction point on the E9X M3

Milltek OPF/GPF Bypass Non-Resonated (Louder) For OEM System - BMW G80 | G81 M3 | G82 M4 E90 The performance exhaust for theOPF GPF Bypass Non Resonated (Louder) Fits to OE Downpipes & OEM OPF GPF 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.