BMW M8 F93 (GPF Equipped) - GPF/OPF Bypass (For Milltek Particulate Filter Back and OE Downpipes) BMW > 4 Series > F82/83 M4 Coupe/Convertible & M4 Competition Coupe�� (Non-OPF equipped models only) > 2014 to 2018 Filter Width: 260mm (10

Filter Width: 260mm (10

0 TFSI Quattro performance exhausts are made in 3"/76

EML lights may activate after removing the standard O/E catalyst

This large bore downpipe with de-cat sports exhaust is sold for motorsport and off road use only and will NOT be able to pass a UK MOT emissions test or police road side checks

BMW M8 F93 (GPF Equipped) - GPF/OPF Bypass (For Milltek Particulate Filter Back and OE Downpipes) BMW > 4 Series > F82/83 M4 Coupe/Convertible & M4 Competition Coupe�� (Non-OPF equipped models only) > 2014 to 2018 Filter Width: 260mm (10As the GPF OPF almost acts as a secondary catalyst, we have provided the option to remove this component, similar to a Decat system. This bypass deletes the GPF OPF, removing it from the exhaust system to better improve performance. All our performance exhaust systems are designed with you in mind, and we cater to an ever expanding range of vehicles. We believe in continuous evolution, and our research & development team work throughout the year to