2015-2017 MUSTANG GT LONG TUBE HEADER INSTALL KIT O2 HARNESS EXT PLUS BOLTS 1986-pontiac-firebird-esi7455448 Constructed of DOM mild steel

Constructed of DOM mild steel tubing

and premium hardware

BMRs new motor mounts (MM460) are far superior to the bulky

BMRs radius rod bushings reduce deflection

2015-2017 MUSTANG GT LONG TUBE HEADER INSTALL KIT O2 HARNESS EXT PLUS BOLTS 1986-pontiac-firebird-esi7455448 Constructed of DOM mild steelWhen you install a set of BBK Performance long tube exhaust headers 1633 or 16330 on your 2015 17 Mustang GT 5. 0 the O2 sensors are relocated on the header that is no longer in the factory location and the factory O2 sensor connectors will not reach to connect any longer.. These extension harnesses and bolt kit is required when Installing BBK 1633 16330 or 1856 18560 Headers on a 2015 2017 Mustang 5. 0 All harnesses feature OEM Factory connectors to