2019-2021 Chevrolet Silverado/GMC Sierra 1500 - 3.0L Duramax chev/gmc These mufflers are covered by

These mufflers are covered by Flowmaster's Lifetime Limited Warranty

Engineered for each individual application

Heat exchanger bypass kit for use when installing a coolant bypass kit or needing to bypass the factory heat exchanger mounted on the driver's side of the engine

Measured Flow: 275 CFM @ 7" H20

Precision Monotube Design: Each shock features a premium monotube body with an Internal Floating Piston (IFP) that keeps high-pressure nitrogen and shock oil completely separate

2019-2021 Chevrolet Silverado/GMC Sierra 1500 - 3.0L Duramax chev/gmc These mufflers are covered byEngineered for both gas and diesel GM applications, the Pulsar LT is the perfect upgrade for drivers who want improved towing performance, enhanced throttle response, and drivability improvements. Backed by Edge Products 20+ years of tuning innovation, the Pulsar LT is the reliable, emissions friendly way to get more performance and control out of your Silverado, Sierra, Colorado, or Canyon.