Milltek OPF/GPF Bypass Single Pipe For OE Axle Back Only - BMW G80 | G81 M3 | G82 M4 E81 to create a pure three-cylinder

to create a pure three-cylinder racing sound from the engine

The Air scoop sits behind the front grill and forces ambient air into the duct - the curved nature of the scoop ensures that the airflow is guided as efficiently as possible while the vehicle is in motion

they deliver a much higher resistance to high temperature fade

ensuring strength and longevity even under competition-level loads

we still offer those very same components

Milltek OPF/GPF Bypass Single Pipe For OE Axle Back Only - BMW G80 | G81 M3 | G82 M4 E81 to create a pure three-cylinderFits to OE Downpipes & Milltek Sport OPF GPF Back System Only Requires OPF Bypass Module or Stage 2 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. All our products are