Flowmaster's® Signature Series Cat-back exhaust system for 2014-2019*(*Classic body 5.3L, 4wd w/143.5-inch wb) GM Silverado/Sierra 4.3L and 5.3L engines. This performance exhaust system fits both 2/4 Wheel drive models with 143.5 and 153-inch wheelbases and is manufactured from brushed 304 stainless steel for years of trouble-free service and highend good looks. This premium exhaust system is TIG welded for a stronger, more precise weld that looks as good as this system sounds. Features include a 3.00-inch inlet pipe leading into a TIG welded 304 stainless steel Signature Series "straight-through" muffler for great sound and maximum performance. The single 3.00-inch mandrel-bent tailpipe exits out behind the rear passenger side tire and is finished off with a large 4.50-inch diameter PVD coated black chrome 304S stainless steel tip, giving your Silverado/Sierra that custom look that goes hand in hand with the deep performance sound of the Signature Series muffler. Max dyno gains of 9 hp and 10 lb-ft at the rear wheels. The system uses all the factory hanger locations and connections for an easy installation that you can do at home. Includes installation instructions and all necessary hardware.. Fits 2014-2018 GM Silverado/Sierra 1500 4.3L & 5.3L engines, 2/4 Wheel Drive, 143.5 and 153-inch Wheelbases - Also fits 2019 GM 1500 (Legacy body only) 5.3L, 4WD, extended cab w/143.5-inch Wheelbase. TIG welding offers a more precise weld, better heat control and high-end appearance compared to MIG welding.. Signature Series muffler offers a moderate performance tone and increased performance over the stock system.. Brushed 304 stainless steel offers maximum corrosion resistance for a cleaner and more high-end appearance.. Fits 2014-2019* (Classic Body) GM 1500 4.3L/5.3L, 304 Stainless Steel, Single Exit exhaust. Flowmaster 14-19 GM 1500 5.3L Cat-Back Signature Series 304 Exhaust System. Brushed appearance removes tooling marks for a cleaner overall look.. Installer friendly design allows for an at home installation.. Increased power and torque over the stock exhaust system.. Black chrome tips offer a stylish upscale look.. Dyno proven performance gains you can feel.. Flowmaster Signature Series Exhaust System. 1419 GM 1500 53L CB SIGNATURE 304. SYS 14-19 GM 1500, 5. SYS 14-19 GM

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