17178 This Flowmaster® American Thunder® Cat-back System is for 1998-2001 Dodge Ram 1500 trucks with 3.9L, 5.2L or 5.9L engines and 1998-2002 2500/3500 trucks with the 5.9L engine, and all wheelbases. Manufactured using durable aluminized steel, the kit features two adapter pipes that flow into the 70 Series Big Block II™ performance muffler for a deep mellow tone with minimal interior resonance. The single 3.00-inch mandrel-bent tailpipe uses the factory hanger locations for easy mounting and exits on the passenger side of the vehicle behind the rear wheel which is ideal for towing. Includes all necessary parts and hardware for an easy bolt-on installation. Covered by our 3-year Limited Warranty. Notes: Fits both 2 & 4 wheel drive models and all wheelbases. Features: Includes Hangers and Hardware for an Easy Installation Mandrel-bent 16 Gauge Aluminized Steel Tubing 70 Series Big Block II Performance Muffler Dyno-tuned for Maximum Performance Mild Interior Tone with Minimal Drone Uses the Factory Hanger Locations Moderate Exterior Exhaust Tone Quick and 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 Emission Code 5 Exhaust Series Force II Exit Position Single Side Exit Heat Shield No Inlet Diameter (in) 2.5 Material Aluminized Steel Muffler Part Number 53070 Muffler Quantity 1 Muffler Series 70 Series Big Block Outlet Diameter (in) 3 Product Type Exhaust System Single Dual Single Sound Level Moderate System Type Cat-back Tip Quantity Not Included Tubing Diameter (in) 3 UPC 700042015085 California Proposition 65 Required No Part Number 17178 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. TECH RESOURCES Instructions for Part# 17178 Warranty for Part# 17178 1998-2001 Dodge Ram 1500 trucks 3.9L, 5.2L or 5.9L engines/ 1998-2002 2500/3500 with 5.9L engine, fits 2/4 wheel drive models and all wheelbases.