Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 1997-2003 CAT C-12 Trucks 2008-2010 BMW 528i or any aftermarket JK replacement

or any aftermarket JK replacement axle that features factory specification inner C-knuckles and up to 3 1/2 in

Exhaust Tip Diameter: 4

even including an additional lens to customize your light pattern thanks to our uService technology

Twisted Snap Hook attachment

4L Powerstroke Crew & Extended Cab

Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 1997-2003 CAT C-12 Trucks 2008-2010 BMW 528i or any aftermarket JK replacementBully Dog Big Rig premium ceramic coated exhaust manifolds are the fastest flowing exhaust manifolds in the industry. Designed for superior heat control and exhaust flow, they help your turbo spool more quickly. Whether you are looking to replace a faulty or leaky exhaust manifold on your rig, or just want to experience the difference a performance exhaust manifold can make in your daily driving, you can expect higher power output, lower temps and