Borla Atak Cat-Back 15-17 Ford Mustang GT 5.0L V8 MT/AT 3in pipe 4in Black Chrome Tips 1999-pontiac-firebird-trans-am-esi9658923 Borla(r) engineers developed a specially-tuned

Borla(r) engineers developed a specially-tuned Multicore Cat-Back(tm) system (PN140320) which includes an X-Pipe

reuse factory tips

5L engine to provide a much sportier sound than the stock exhaust with no drone inside the vehicle

For vehicles that are either NOT equipped with AFM and NPP or have the AFM and NPP disabled

tip or purchase optional Borla(r) tip

Borla Atak Cat-Back 15-17 Ford Mustang GT 5.0L V8 MT/AT 3in pipe 4in Black Chrome Tips 1999-pontiac-firebird-trans-am-esi9658923 Borla(r) engineers developed a specially-tunedEXCEPT Convertible. Recommended only for vehicles with substantial engine upgrades that require a 3" diameter exhaust. Includes 2) 3" O. D. x 2. 25" O. D. x 7" long adapters for clamp on installation to the stock exhaust system. Do not use the adapters for full 3 inlets. This Cat Back system contains a Merge X Pipe for increased performance and improved sound. The system features the aggressive ATAK(r) sound with no drone inside the vehicle. The