Milltek Downpipe And OPF Delete - BMW F80 M3 | F82 | F83 M4 (OPF Cars Only) Titan Additional 40-50 hp on a

Additional 40-50 hp on a stock vehicle

causing the rear end to feel vague and loose

it is advisable to tune the ECU for a maximum gain in performance and to ensure that the CEL does not come on

* REQUIRES TWO FILTERS

(Price does not include any tuning

Milltek Downpipe And OPF Delete - BMW F80 M3 | F82 | F83 M4 (OPF Cars Only) Titan Additional 40-50 hp on aLarge Bore Downpipes with OPF GPF Bypass and Decats NOT ROAD LEGAL Fits to Milltek Sport Catback Only Requires Stage 2 ECU Remap 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.