Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 2008-2011 Cummins ISX DPF air intakes The rotating switch allows for

The rotating switch allows for adjustable high idle speeds - 900 / 1200 / 1500 / 1800 / 2100 RPM

Intercooler boots are fluorolined for protection from oil blow by

The EZ offers a quick 10 minute installation that requires no expensive mechanic labor

but are tamed for street and light competition use

2011-2019 GMC Sierra 2500HD/3500HD Trucks

Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 2008-2011 Cummins ISX DPF air intakes The rotating switch allows forBully 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