BBK Front Oxygen Sensor Extension - 12" Long - Mopar Gen III Hemi - Mopar LD-Body 2005-19 (Pair) MAC-4P up to 1000 HP depending

up to 1000 HP depending on application

1984-1992 GMC K1500

2008-2013 GMC Yukon XL 2500

For when days are short and the nights are cold

BBK Front Oxygen Sensor Extension - 12" Long - Mopar Gen III Hemi - Mopar LD-Body 2005-19 (Pair) MAC-4P up to 1000 HP dependingWhen you install a set of BBK Performance long tube exhaust headers on your muscle car or truck 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 are a must when Installing Full Length Headers All harnesses feature OEM Factory connectors to allow simple plug in installation to the factory wire harness so that the