Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 2013-2019 Paccar MX-13 12.9L in Kenworth & Peterbilt Trucks Fuel Injection Control Module Notes: Ford AOD trans require

Notes: Ford AOD trans require installation kit #40496

5" rear coil springs achieve leveled stance while maintain ride quality and load capacity

DEF contamination

(1) S1 Rock Guard

Guard Application: S8 10 Inch

Bully Dog Big Rig Ceramic Coated Exhaust Manifold For 2013-2019 Paccar MX-13 12.9L in Kenworth & Peterbilt Trucks Fuel Injection Control Module Notes: Ford AOD trans requireBully 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