GMC/Chevy, 1999-2006, 6.0L, Weld/On - Truck Cat-Back Dual Exhaust Kits

This MPI Exhaust Tech. Cat-back for 1999-2006 Chevy 2500, 3500 Gives you the choice of Sound option to fit your style without that drone! While still achieving those huge MPI Performance Numbers, this Weld-on emissions-legal system features all mandrel-bent components, built right here in Montana. This kit fits all wheelbases (2500 and 3500) and includes all parts necessary for the home installer. Dyno Results: Dyno gains 20 hp and 16 lb-ft at the rear wheels over stock @ 5,000 RPM. Most Vehicles gain 2-4 MPG. These numbers are with zero tuning, vs. the stock truck. Muffler Options : MPI Turbo series mufflers are going to have a nice mellow sound ( VIDEO ) MPI Performance series mufflers are going to be more aggressive-sounding (VIDEO) Use MPI Turbos Series on Trucks that Pull Big Trailers to keep Nice & Mellow. Quality: MPI Exhaust Kits use the highest quality 14 Ga. Tubing: this extra-thick tubing is proven to last in harsh environments, including road salt and rough gravel roads. Perfectly protected with the best anti-rust coating mankind can make. Backed with our 3-Year Warranty, we stand behind what we build! Note: All our kits are produced for the truck's most extended wheelbase. You may need to trim your kit, and the complete instructions provide all the necessary measurements to make it a perfect fit. Weld-together systems, when properly installed, are proven to last! Patented Exhaust Pulse Chamber - Pat. 11713700 Includes all necessary hardware for an at-home installation Uses factory hanger locations for easy installation No In-Cab Droning, Guaranteed 2-4 MPG Improvement Direct Fitment - Weld Together Easy Installation Clears the Factory Spare Tire ✅ Fits Make: Chevy & GMC Year: 1999 - 2006 Chassis: 2500, 3500 Engine: 6.0L Gas Product Instructions - G051 & G052