2003-2008 Envoy Trailblazer 4.2 Air Intake Resonator Preplenum 15047009 57072B
2003-2008 GMC Envoy & Chevrolet Trailblazer 4.2 Air Intake Resonator Preplenum. Part No. 15047009. ~If indicated as New or NOS they are exactly that, instead of being in a used condition.