Ships within 48 hours · Estimated delivery Sep 17 - Sep 22
The PRO series silencers feature a dramatic reduction of sound over open headers
2007-2014 GMC Sierra 3500 HD
The intake manifold also features two nitrous nozzle bosses per runner for clean and easy direct port system installations
Competition Ready
5in offset inlet/offset outlet configuration with larger 4
Manley Super 7 Steel Valve Locks - 11/32" - Installed Height: .050 Less - Lock Style: Conventional 359605 The PRO series silencers featureSuper 7? Steel Valve Locks Heat treated and black oxide finished. Highest quality steel alloy. Thicker for greater strength. Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown University, our journey
US$ 29.00
US$ 189.00
US$ 39.00
US$ 39.00