Flowmaster 40 Series Delta Flow Chambered Muffler BIOTHANE COLLAR The 2017+ L5P diesel trucks

The 2017+ L5P diesel trucks are some of the best that GM has ever released and right off the showroom floor

improving performance and throttle response

This FASS No Drop Kit NDTSD10180F140G includes:

Provides an Airflow Improvement Plus 47

Part No: PAK1001 If you are installing a FASS Diesel Fuel System on a late model Paccar Engine with plastic quick connect fuel lines

Flowmaster 40 Series Delta Flow Chambered Muffler BIOTHANE COLLAR The 2017+ L5P diesel trucksThis two chamber design incorporates Flowmaster's Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over standard 40 series. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.