Corsa xtreme axle back 11-14 GT/ Boss - 11-12 GT500
Xtreme System with dual rear exit axle-back with 4.0" Pro-Series Tips for 5.0L, Boss 302 & Laguna Seca
Engineered using patented technology for a bold, muscular exhaust note with absolutely NO interior resonance.
+ 7 HP & + 4lbs-ft Torque (GT5.0L).
Additional 3+ HP with XO-Pipe (XO-Pipe for GT 5.0L Only).
Flows 153% better and is 18lbs. lighter than stock.
Experience the CORSA sound in no time at all with easy bolt-on installation, no welding or cutting needed. Hardware and detailed, full-color installation instructions are included.
Designed and manufactured in Berea, Ohio of the finest stainless steel.