817689 This Flowmaster Outlaw cat-back exhaust system is custom designed for 2014-2019* (*Classic body) GM Silverado/Sierra 1500 trucks with the 4.3L or 5.3L engine and is perfect for the person looking for an aggressive interior and exterior sound levels with all of the performance benefits that you expect from Flowmaster. This bolt-on emissions-legal system is for the Crew Cab and Double Cab models and comes with your choice of tailpipe exits, either dual out the rear under the bumper, or dual out the sides behind the rear tires. System features include stainless steel mandrel bent tubing flowing into a Super 10 series muffler and exiting with dual 3.00-inch stainless steel mandrel bent tailpipes. The system uses the factory hanger locations and is finished off with a pair of large 4.00-inch black ceramic coated stainless steel tips. The exhaust system is covered by our Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Features: Dual Out The Rear or Dual Out The Side Exit Options Large 4.00-inch Black Ceramic Coated Tips All Stainless Steel Construction Uses Factory Hanger Locations Super 10 Performance Muffler Lifetime Limited Warranty Deep Aggressive Sound Easy Installation About Flowmaster Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. SPECS Brand Flowmaster Catalytic Converter Included No Color Black Emission Code 5 Exhaust Series Outlaw Exit Position Dual Out Rear / Dual Out Side Heat Shield No Inlet Diameter (in) 3 Material 409 Stainless Steel Mount Type Flanged Muffler Part Number Kit Only Muffler Quantity 1 Muffler Series Super 10 Series Muffler Type Welded Baffle Outlet Diameter (in) 3 Product Type Exhaust System Shape Oval Single Dual Dual Sound Level Aggressive System Type Cat-back Tip Cut Angle Tip Diameter (in) 4 Tip Edge Style Cut Tip Finish Black and Ceramic Tip Length (in) 13 Tip Logo Embossed Tip Material Stainless Steel Tip Quantity 2 Tip Shape Round Tubing Diameter (in) 3 UPC 700042031016 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Required Yes Part Number 817689 Instructions for Part# 817689 Warranty for Part# 817689 "Does Not Fit Crew Cab 2WD with 2 Pc Driveshaft.