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is the enemy of your coolant system. Upgrade your rusty OEM thermostat housing cover with a Cast 304 Stainless Steel Thermostat Housing Cover from PPE. This direct bolt-on replacement adds style and function to your engine bay. The stainless steel material is corrosion and rust resistant.\u003c\/p\u003e\n\u003cp\u003eWe've engineered an easy way of bleeding off air from your coolant system by adding our Black Anodized Aluminum Bleeder Screw with a built-in air channel and a Viton O-ring. This makes quick work of purging air from your system without removing the entire screw. Just turn, purge and tighten.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003cbr\u003e1x Thermostat Housing Cover\u003cbr\u003e1x Bleeder Screw (installed)\u003c\/p\u003e"}