The new Flowmaster® American Thunder® cat-back exhaust system for the 2019-2021 GM 1500 (new body style) trucks with 5.3L engine is perfect for the person looking for an aggressive sound level outside the truck, with a moderate interior tone and the performance benefits you would expect from Flowmaster. This emissions-legal bolt-on system fits all Crew Cab and Double Cab models with 5.5 and 6.5-ft long beds with factory dual exhaust option. Features include flex joint, mandrel-bent 3.00-inch stainless steel tubing flowing into a Super 40® Series muffler, dual 2.50-inch mandrel-bent stainless tailpipes that are finished off with quad 4.00-inch black ceramic coated stainless steel tips exiting out under the factory exhaust bezels. Designed for an easy fit, this system includes all necessary parts and hardware for an easy at home installation. Notes: Fits 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 Crew Cab and Double Cab models with 5.3L engine. Fits models with 5.5 and 6.5-ft long beds with factory dual exhaust option.
Features:
Large 4.00-inch Black Ceramic Coated Stainless Quad Tips
Moderate Interior with Aggressive Exterior Tone
Uses the Factory Hanger Locations
Large Volume Super 40 Muffler
Stainless Steel Construction
Lifetime Limited Warranty
Easy Installation
Specs
Brand
Flowmaster
Emission Code
5
Exhaust Series
American Thunder
Exit Position
Dual Out Rear
Material
409 Stainless Steel
Mount Type
Uses Factory Hangers
Muffler Series
Super 40 Series
Product Type
Exhaust System
Sound Level
Aggressive / Moderate
System Type
Cat-back
Tip Diameter
4
Tip Material
304 Stainless
Tip Shape
Round
Tubing Diameter (in)
3/2.5
Tubing Material
409S Stainless Steel
California Proposition 65 Chemical Name
Chromium (hexavalent compounds)
Nickel (Metallic)
California Proposition 65 Required
Yes
Part Number
817895
Emissions
5
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.