This kit will convert your single exhaust system to a dual exhaust system with a Performance muffler and dual tail pipes on your late model pickup truck 1/2 ton applications. All Wheel Bases. 6 or 8 cyl. Most jobs take 1 afternoon and basic hand tools. 2 and 3 piece tail pipes make for easy installation.* Please note : This system is designed to replace your factory OEM exhaust starting from the inlet of the muffler. If your exhaust has been replaced or modified previously fabrication to the existing exhaust on your truck may be necessary for the proper installation of our kit. *trucks with modified suspension or body lifts may also require fabrication of the exhaust or truck for the proper installation of our kit.This kit has the standard size 2.5 inch O.D. tail pipes are included. Higher flowing and longer lasting mandrel bend pipe is included. Looking for the origional Flowmaster sound ? Then take a look at these 40 series Flowmaster mufflers. Designed for use on street and strip vehicles, they take the sound waves produced in the exhaust, and cancel them against angled baffles built into the muffler case. This improves both horsepower and fuel economy. Best of all, these Flowmaster mufflers allow you to hear that cool Flowmaster tone inside of the vehicle, as well as outside of it. So, if you want more power and less noise, then you've gotta get these Flowmaster mufflers.This 90 deg exit kit will come out directly behind the rear tire on each side of the truck.