aFe MagnumFLOW Air Filters OER P5R A/F P5R BMW 7-Series 02-08 V8-4.4L/4.8L 2011-volkswagen-jetta-se-esi1686922 System features Borla(r) 's Polyphonic

System features Borla(r) 's Polyphonic Exhaust Harmonizer which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

This 3" diameter True Dual Quad Tip BORLA Cat-Back system features a Merge X-Pipe for increased performance and improved sound

Z64-XXR4 kit features a MaXX pressure plate for the serious enthusiast

Unmachined Raw Extrusion 17 3/4

aFe MagnumFLOW Air Filters OER P5R A/F P5R BMW 7-Series 02-08 V8-4.4L/4.8L 2011-volkswagen-jetta-se-esi1686922 System features Borla(r) 's PolyphonicConstructed with 100 percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between