PDI Big Boss CAT C12 Exhaust Manifold Coating:Ceramic Coated PDI’s BIG BOSS® Aluminum Fill

PDI’s BIG BOSS® Aluminum Fill Tube and Cap design eliminates the hassel of trying to pour oil over the top of your power-steering reservoir

Designed with a robust construction

Big Boss Performance Intake Manifold

Big Boss 1 Year Warranty

This design as with all PDI designs is built to increase fuel efficiency

PDI Big Boss CAT C12 Exhaust Manifold Coating:Ceramic Coated PDI’s BIG BOSS® Aluminum FillAvailable for: 1998 2004 CAT C12 Engines CAT manifold CARB EO# D773 2 Key Benefits 20% increase in airflow over stock 75 100 degree cooling of EGTs Made in the USA Warranty: 2 Year Unlimited Mile Warranty Requirements: CAT C12 INSTALL KIT We have designed our exhaust manifolds to maximize the exhaust air flow to reduce turbo lag time and cool exhaust temperatures. In the design of the manifold each port is analyzed and tested to provide a balanced