Water, road debris and other environmental contaminants can damage the vehicle's suspension air compressor. This Dorman OE FIX protective case shields the compressor to extend its lifespan. Made of tough aluminum, it includes hardware to install the OE co Product Features:Design improvement - this 2-piece case provides the vulnerable suspension air compressor added protection from environmental contaminants to prevent premature failureRugged construction - made of tough diecast aluminum to protect the compressor from damage while shielding it from contaminantsDirect installation - this protective case is designed to be fully compatible with the original equipment suspension compressor and includes all hardware required for installationTrustworthy quality - backed by team of engineers in the United States