Borla 16-24 Infinity Q50 (Auto V6) ATAK Cat Back - 4.5in Carbon Fiber Black Anodized Tip Exterior Styling>Side Skirts 0 2011 Porsche 911 Speedster

0 2011 Porsche 911 Speedster 2007-2012 Porsche 911 Targa 4 2007-2012 Porsche 911 Targa 4S 2004-2005

you'd be hard-pressed to hear the difference between the Z's 400 horsepower

Hyper Single / Hyper Multi Carbon Disc Assembly

000 miles before servicing is needed depending on driving conditions

This system features a crossover balance tube designed to equalize and distribute exhaust pulses reducing drone

Borla 16-24 Infinity Q50 (Auto V6) ATAK Cat Back - 4.5in Carbon Fiber Black Anodized Tip Exterior Styling>Side Skirts 0 2011 Porsche 911 SpeedsterThis 2. 5" diameter True Dual BORLA Cat Back system was designed specifically for the Q50. It features an internal H Pipe inside the front muffler and Borla's patented Polyphonic Harmonizer technology for increased performance and improved sound. BORLA'S Polyphonic Harmonizer Technology utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full bodied