The Best Systems Start with the Best Materials Increase performance and add a custom look to your 2017-2018 Ford 6.7L Powerstroke with the MBRP S6289AL 4" Installer Series Filter-Back Exhaust System. Built from heavy duty aluminized steel, The MBRP Installer Series performance exhaust systems offer 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 tow all of your gear to where you want it. With your MBRP performance exhaust you can make that happen with an increase of up to 18 horsepower and 28 ft/lb more torque. Give your truck more pulling power and much improved throttle response with an MBRP diesel exhaust system. MBRP systems are so much more efficient, it will be easy to see what your truck can really do. Minimize Backpressure The secret to getting more out of your diesel engine is to give it lots of cool, clean air. The only way that you can get fresh air in is to get the hot air out. From the spiral louvered high flow muffler to the fully mandrel bent tubing to minimal bend degree angles, your MBRP performance system gets exhaust out fast. Drop exhaust gas temperature by up to 200ºF and set the stage for all the performance you want. An MBRP performance exhaust system is the starting point to getting the most from cold air intakes, programmers, modules and downloaders. Easy Installation MBRP systems are as much fun to install as to drive with on your truck. Bolt-on, no weld design makes installing this on your truck 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 & Style Performance is one thing but at MBRP we believe that appearance and sound is just as important. Every MBRP performance exhaust system has been specifically tuned to get the optimal sound from your pickup. With our MBRP brand etched on the tip and our unmistakable styling, there's no question that you have the hottest exhaust on the road - MBRP. Features: 4" Aluminized Steel Construction Single Exit, Filter-Back Exhaust Installs Easily With Hand Tools Mirror Polished T304 Stainless Steel Exhaust Tip 3 Year Warranty Application Note: All Cabs & Beds applies to Ford Super Duty F-250/350/450 Pickups. This system is not designed for use on Cab & Chassis models.