Aluminized Steel 4 Inch Cat Back Single Side 4 Inch Cat Back, Single Side, Aluminum Built from heavy duty Aluminized Steel our Installer Series performance exhaust systems offer a value price without compromising on the quality built into every component.

While the seams are a major point of rust through with some budget systems our fully sealed tubing adds years to your system. Constructed to the same specifications as our top of the line Pro Series we back this line with an industry leading 3 Year Warranty.

Built to Perform You count on your Truck to handle whatever you need it to do. With MBRP performance exhaust you can make that happen with Up to 18 more horsepower and 28 ft/lb more torque not to mention lower EGTs.

More pulling power, improved throttle response, greater fuel efficiency, with an MBRP diesel performance exhaust you will be amazed at what your Truck can do. Easy Installation MBRP systems are as much fun to install as to drive with on your Truck.

Bolt-on, no weld design makes installation a no hassle one and a half to two hour project. Everything is direct fit to the OEM hangers and you get All the clamps and parts you will need, All in one box, no matter what configuration of Truck you have.

Sound and Style Performance is one thing but at MBRP we believe that appearance and sound are just as important. Every MBRP performance exhaust system has been specifically tuned to get the optimal sound from your pickup.

With our new stamped logo on the Tip and our unmistakable styling, there's no question that you have the hottest performance exhaust on the road-MBRP.

• 2001-2005 Chev/GMC-2500/3500 Duramax Extended/Crew Cab
• 4 Inch Cat Back
• Single Side
• Aluminum
• 5 inch OD Tip Included