Flowmaster 17220 Flowmaster Chevy/GMC 6.5L Truck Turbo Diesel Downpipe Kits Be Cool Catch Cans depending on the specific engine

depending on the specific engine and vehicle configuration

It retrofits directly into your existing distributor housing without machining or modifications

This axle-back exhaust system from Atech Motorsports (SYSTEM) replaces the factory muffler and tailpipe section from the rear axle rearward offering a simplified upgrade that transforms exhaust tone without a full cat-back investment

and no degradation over time

000 CFM of air

Flowmaster 17220 Flowmaster Chevy/GMC 6.5L Truck Turbo Diesel Downpipe Kits Be Cool Catch Cans depending on the specific engineFlowmaster Chevy GMC 6. 5L Truck Turbo Diesel Downpipe Kit (17220) replaces the restrictive factory downpipe section on 6. 5L diesel trucks with a smoother larger diameter path for exhaust gases leaving the turbocharger. For turbocharged diesel engines the downpipe is one of the most restrictive points in the exhaust system upgrading it reduces backpressure lowers EGTs by 50 100F and improves turbo spool response. Expect a measurable improvement in