• Machined from Billet Aluminum


• Anodized Matte Black


• Laser Etched Nitrous Outlet


• 8an ORB Female Fitting Threads


• Four 1/4"-20 Threaded Mounting Holes


• 2.5" Diameter, .400" Flange Thickness & .400" Boss Thickness


• Includes Pass Through, Gasket, & Hardware


• Optional 4AN, 6AN, & 8AN male connections


• Optional Quick Release Stem

The Nitrous Outlet Firewall Pass Through provides the ultimate solution for neatly plumbing feed hoses through the firewall. The Pass Through is 2.5" in diameter and utilizes two 8an ORB female threads that provide the ability to connect ORB fittings or the Nitrous Outlet Quick Release Stems.