Fits: 2003-2006 Chevrolet Silverado 2500 HD, 2003-2006 Chevrolet Silverado 3500, 2003-2004 GMC Sierra 2500, 2003-2006 GMC Sierra 2500 HD, 2003-2006 GMC Sierra 3500
- California Emissions
- Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details.