Fits 2001-2004 GMC Sierra 2500HD and 3500 HD 6.6L V8 Engines
Replacement Filter for Part 15866 (Does not fit to 158666)
To Clean, Use our Air Filter Cleaner and Degreaser
Round Conical Oiled Cotton Gauze Filter - Red
High Performance 8 layer air filters are made of the highest quality textiles; pleated between a top and bottom aluminum screen. Each filter comes pre-oiled and ready for use. This design will allow the highest air flow rate possible and a very long filter life.