Bully Dog Big Rig Ceramic Coated Exhaust Manifold Kit For 1999-2003 Cummins ISX Non-EGR focus The Upgrade Clutch is a

The Upgrade Clutch is a great improvement over the OEM Clutch and features a quality construction

MGP Brake Caliper Covers are rigorously tested for safety and fitment

14mm Nitrocarb piston rod resists rock chips and rusting

Banks cools 118% better than flat-back covers in controlled 200hp 60mph sustained dyno tests

2013 GMC Sierra 1500 5

Bully Dog Big Rig Ceramic Coated Exhaust Manifold Kit For 1999-2003 Cummins ISX Non-EGR focus The Upgrade Clutch is aBully Dog Big Rig means business with their new premium ceramic coated exhaust manifolds the fastest flowing exhaust manifolds in the industry. They have been designed to provide quicker turbo spool, higher power output and more fuel economy for class 8 engines. Bully Dogs engineering team spent a considerable amount of time analyzing the possible flow layouts for each manifold using state of the art computer aided design software. Each manifold was