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Dual 4” Flange 360-degree radial flow air filters feature our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze media for maximum performance
ZP2-HDR4 kit features ACT's most popular Heavy Duty pressure plate
polyurethane bushings and are powder coated gunmetal grey for a durable lasting finish
tuned and dyno-tested to fit specific vehicle models
A polished T-304 stainless steel version is also available
Cometic 99-05 GM LS1 Center Bolt Valve Cover Gasket 1973-pontiac-firebird-base-esi4983498 Dual 4” Flange 360-degree radialRace inspired designs and materials ensure that these valve cover gaskets will perform well above the OE standard. Cometic valve cover gaskets surpass the quality and ability of typical cork or paper gaskets offered by other manufactures. Withstands blowing out, over tightening, and high vacuum all at an affordable price. Adds Rigidity And Reusability
