Fits vehicles WITHOUT Ground Effects Package (GFX). For installation of this system on a Camaro Convertible Spacer Kit PN # 60545 is required. This EC-Type approved system complies with European Union rules for motor vehicles vehicle systems and components. Front muffler/ resonator contains an internal Merge X-Pipe for increased performance and improved performance. The 2.5" diameter Cat-Back™ delivers the popular S-Type sound with no drone inside the vehicle. It features single 4.5" round polished T-304 stainless steel tips on each tail pipe. BORLA® Cat-Back™ & 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® 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. 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.