B2B PRODUCT
BMW 4 Series F32 428i Coupé (Manual Gearbox without Tow Bar None xDrive & N20 Engine Only) 2014 2018 Large-bore Downpipe and De-cat Requires a Stage 2 ECU remap and must be fitted with a Milltek Sport cat-back system.
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BMW 4 Series F32 428i Coupé (Manual Gearbox‚ without Tow Bar‚ None xDrive & N20 Engine Only) 2014 2018 Large-bore Downpipe and De-cat Requires a Stage 2 ECU remap and must be fitted with a Milltek Sport cat-back system.