Cold Air Intake for 2001-2004 Chevy / GMC Duramax LB7 6.6LMAXIMUM PERFORMANCE Our cold air intake for the 2001 2004 Chevy GMC Duramax LB7 6. 6L was engineered to minimize air restriction and flows 44. 63% better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. PROTECT YOUR ENGINE This kit comes with a massive, highly efficient air filter which results in better performance and protects your engine. Available in either 8 layer Cotton

and sharpens throttle response

aftermarket passenger side manifold

keeping your engine running smoothly and efficiently

but also directly in line with the front air inlet

so the dealer has no reason to reuse the old bolts

7L Emperor Turbo Kit is a 100% drop-in turbo system for the 2011-2019 6

Exhaust flange studs and nuts

The CAT Filters easily out-flow the factory FL2051S

06-18 Ford Powerstroke Crew Cab

sled pulls

install the auxiliary air scoop for two extra inlets or neither and open up the back-side of the airbox to provide a large secondary opening for airflow directly to the filter

15% better than stock