Introducing our new Outlaw Extreme Cat-back system for the 2014-2019 GM Silverado/Sierra 1500 with the 4.3L and 5.3L engine. These kits deliver the ultimate sound in aggressive exhaust systems by using a 3.00-inch race-proven Outlaw muffler and a single 3.00-inch single dump style turndown exit under the bed, for the ultimate deep and aggressive sound that will get you noticed. The system is manufactured using 409 stainless steel for durability and uses the factory hangers. As an Outlaw extreme system, this will deliver a very aggressive sound both outside and inside the truck that will get you noticed. Comes with all hardware and detailed instructions for an easy installation that can be done in less than an hour. Notes: Fits 2014-2019* (*Classic body) 2/4 WD, 143.5-inch & 153-inch Wheelbases.

Manufacturer installation notes

"Does Not fit 2019 New body trucks.

Manufacturer-listed applications

Match the engine, body, trim and installation requirements. All qualifications shown for an application apply together. Where this part requires a modified or aftermarket assembly, the vehicle listing alone does not confirm compatibility with factory equipment.

Vehicle	Configuration and qualifications
2019 Chevrolet Silverado 1500 LD	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Custom Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2019 Chevrolet Silverado 1500 LD	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: WT Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2019 Chevrolet Silverado 1500 LD	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LT Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: WT Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LT Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LTZ Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: High Country Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LT Engine displacement (cu in): 262 Qualification: Single Out Dump Style
2014–2018 Chevrolet Silverado 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: WT Engine displacement (cu in): 262 Qualification: Single Out Dump Style
2015–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: SSV Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2015–2018 Chevrolet Silverado 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LS Engine displacement (cu in): 262 Qualification: Single Out Dump Style
2015–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: LS Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2016–2018 Chevrolet Silverado 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Custom Engine displacement (cu in): 262 Qualification: Single Out Dump Style
2016–2018 Chevrolet Silverado 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Custom Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2019 GMC Sierra 1500 Limited	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Base Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2019 GMC Sierra 1500 Limited	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: SLE Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Denali Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: SLT Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Base Engine displacement (cu in): 262 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: Base Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 5.3L V8 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: SLE Engine displacement (cu in): 325 Qualification: Single Out Dump Style
2014–2018 GMC Sierra 1500	Engine: 4.3L V6 Quantity: 1 Application: Flowmaster Outlaw Extreme Cat-back Exhaust System Submodel: SLE Engine displacement (cu in): 262 Qualification: Single Out Dump Style