Brand New Air Injection Check Valve. It will fit the following makes and models:
- 2004-2005 Buick Rainier 4.2L
- 2004-2005 Chevrolet Trailblazer
- 2004-2005 Chevrolet Trailblazer EXT
- 2004-2005 GMC Envoy
- 2004-2005 GMC Envoy XL
- 2004-2005 GMC Envoy XUV
- 2004-2004 Oldsmobile Bravada
- 2005-2005 Saab 9-7x