These fuel return manifolds are the perfect solution for simplifying the injector fuel return on 2004-5-2010 Duramax trucks. This kit is ultra high-flow and works well with twin CP3 high fuel volume performance trucks. The tube is threaded 1/8NPT on both ends so plumbing options are endless.
Tube Kit Includes:
-(2) Anodized Black or Polished Aluminum Fuel Tubes
-(8) Pre-Installed Billet Return Fittings and O-Rings