PERFORMANCE COLD AIR INTAKE KIT + FILTER FOR 2002-2005 Chevrolet Trailblazer, GMC Envoy, 2002-2004 Oldsmobile Bravada 4.2 4.2L ENGINE (RED) Fits: 2002-2005 GMC ENVOY 4.2L ENGINE Fits: 2002-2004 OLDSMOBILE BRAVADA 4.2L ENGINE Fits: 2002-2005 CHEVROLET TRAILBLAZER 4.2L ENGINE It's the ultimate performance Air intake Kit Washable and Reusable high performance Dry-flow filter