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Perfect for upgrading your weak stock units or as part of a new performance camshaft installation
Backed by Expertise: Trusted by diesel enthusiasts who demand durability and performance
septic removal and refueling require some vehicles to have an emergency engine shutdown in place
An integrated pleat-locking spiral bead of adhesive keeps filter media pleats secured and evenly spaced for consistent filtration performance
6L Duramax
2011-2015 Duramax LML P1 4" Downpipe Back Exhaust w/ Muffler (C6044304) 1994 - 2000 GM Fuel Systems Perfect for upgrading your weak2011 2015 Duramax LML P1 4" Downpipe Back Exhaust w Muffler (C6044304) Maximize performance in your race built 2011 2015 GM 6. 6L Duramax with the P1 Performance Products C6044304 4" Pro Series Downpipe Back Competition Exhaust. The Pro Series is built from T304 stainless steel that offers unbeatable durability. The P1 Performance Products Pro Series is built for those that don't want to compromise on their exhaust system.