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promoting smoother airflow to the turbochargers
it must be bypassed and you will lose the function of CD changer
retime the engine using BMW tools and refit a reconditioned unit
BMW: 17111723784
This coupled with the smooth curvature of the elbow results in a flow path which minimises turbulence
Miltek OPF/GPF Bypass (Fits To Milltek Axle) - BMW G90 | G99 M5 M6 (E63 / E64) promoting smoother airflow to theFits to OE Axle Back and Downpipes Only Requires ECU Coding or Remap OE requires cutting 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 made from 304L