Collection: AN Caps, Plugs & Block-Off Plates

ColorFittings AN caps, ORB plugs, NPT hex plugs, metric plugs, and flare block-off plugs for sealing unused ports in fuel, oil, coolant, brake, and power steering systems. CNC-machined 6061-T6 billet aluminum, anodized finish, compatible with E85, ethanol blends, and race fuel.