This EC-Type approved system complies with European Union rules for motor vehicles, vehicle systems and components. The 2.5" diameter Cat-Back™ system contains a Merge X-Pipe for increased performance and improved performance. It delivers the mellow Touring performance sound with no drone inside the vehicle. The system comes with single 4" round bright chrome on T-304 stainless steel tips on each muffler assembly. BORLA® Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA® Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic 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. Best of all, BORLA® stands behind every system with a Million-Mile Warranty in the USA and Canada (1.6 million kilometer). Products sold outside of the USA and Canada carry a 3-year limited warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand. System ships in 2 boxes.