This 2.5" diameter into dual 2.25" BORLA® Cat-Back™ system was specifically designed to enhance the power and sound of the Frontier equipped with 3.8L...
This 3" diameter into dual 2.25" Cat-Back system features the classic S-Type muffler and Polyphonic Harmonizer technology which utilizes patented units that contain pipes...
This 2.25" True Dual BORLA® Cat-Back™ system was designed specifically for the Frontier equipped with 3.8L engine. The muffler contains an internal H-Pipe for...
This 2.25" True Dual High Clearance Climber / Rock Crawler BORLA® Cat-Back™ system was designed with ground clearance in mind. It will enhance the...
This system is a True Dual design that features a Resonator with an Internal H-Pipe, Polyphonic Harmonizer technology, and SwitchFire(r) technology. All of these...
This Borla(r) Cat-Back(tm) system is designed specifically for the 2.4L engine in the WRX. The 3" diameter single exit Cat-Back(tm) system features Polyphonic Harmonizer...