B2B PRODUCT
BMW 4 Series F82/83 M4 Coupe/Convertible & M4 Competition Coupé (Non-OPF equipped models only) 2014 2018 Large Bore Downpipes and Hi-Flow Sports Cats Fits with Milltek Sport cat back system only - Requires Lambda Extensions - Requires 2 x 1830785
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Product information
BMW 4 Series F82/83 M4 Coupe/Convertible & M4 Competition Coupé (Non-OPF equipped models only) 2014 2018 Large Bore Downpipes and Hi-Flow Sports Cats Fits with Milltek Sport cat back system only - Requires Lambda Extensions - Requires 2 x 18307851168 for installation (available from local BMW dealer)