This 2.5" diameter into 2.25" True Dual Cat-Back(tm) system is designed specifically for the Grand Cherokee 5.7L. It features a Merge X-Pipe for increased performance and improved sound and delivers the classic S-Type sound with no drone inside the vehicle. The system will only fit models with Original Equipment (O.E.) valance mounted exhaust tips. Brushed 2.25" stainless steel tail pipes exit into Original Equipment (O.E.) valance. Tips NOT included reuse O.E. Valance. Borla(r) Cat-Back(tm) and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power driving excitement fuel economy and the distinctive Borla(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 stainless steel superior to T-400 series knockoffs (such as 409) to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power and precision computer numerical control (CNC) manufacturing ensures an accurate fit. On road or off this system gives your Grand Cherokee the sound it deserves. Best of all Borla(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.