Product description
Fits 2014-2019* (*Classic body) GM Silverado/Sierra 1500, 4.3L & 5.3L engines. - Aggressive sound
Flowmaster Outlaw Extreme Cat-back Exhaust System
Enter Garage“Introducing our new Outlaw Extreme Cat-back system for the 2014-2019 GM Silverado/Sierra 1500 with the 4.3L and 5.3L engine...”
“Fits 2014-2019* (*Classic body) GM Silverado/Sierra 1500, 4.3L & 5.3L engines...”
Confirm fitment with the part number before ordering.
Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Fits 2014-2019* (*Classic body) GM Silverado/Sierra 1500, 4.3L & 5.3L engines. - Aggressive sound
Flowmaster Outlaw Extreme Cat-back Exhaust System
Race Proven Outlaw Muffler Technology
Extreme Sound for Extreme Lifestyles
Mandrel-bent Stainless Steel Tubing
Stainless Steel Construction
Lifetime Limited Warranty
Uses the Factory Hangers
Easy Installation
"Does Not fit 2019 New body trucks.
Flowmaster 14-19 GM1500 5.3L CC&DC SS Outlaw Extreme Cat-Back Exhaust System
1419 GM1500 53L CCDC OTLEXT 409S
Stainless Kits
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.
FLM EXHSYSKT