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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
check that the wheel nut torque rating has remained the same and re-torque if needed
or just love being in control
Despite undoubtedly looking the part
Engine Tuning Features include:
start the instructions from here:
AIRTEC MOTORSPORT DE-CAT DOWNPIPE FOR BMW B58 ENGINE vendor-Rival Motorsport check that the wheel nutBy removing the original restrictive catalytic converter located within the factory OEM downpipe, back pressure is hugely reduced, which in return means faster response, increased power and a more aggressive exhaust note.
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