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Our ECU remap for the X5/6M releases 55bhp/85 lbft torque once an adaptation time period has elapsed on a standard car
borrowing design cues that make RKP products feel like natural
Gear diffs need load on both axles in order to function
the increase in performance
1) Increased flow rate
Milltek OPF/GPF Bypass Resonated For OEM System - BMW G80 | G81 M3 | G82 M4 SLK-AMG (R171) Our ECU remap for theOPF GPF Bypass Resonated 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. All our
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