Plus, our aftermarket Chevy Avalanche mass air sensors come from the top name in the business, Jet Power! And, they're all priced at the lowest available levels on the web. That's what the AutoAnything 1-year lower price guarantee is all about. That means that if you find another company selling the same Chevy Avalanche mass air flow sensors for less than we charged you, we'll send you a refund for the difference plus another dollar just as soon as you tell us about it. We'll even throw in fast and free shipping on your Avalanche mass air flow sensor to seal the deal!