Aeromotive 15102 Stainless Steel Coupler (to Convert Ford OE Fuel line (1986 Thru 2006) to Dual -8 an Male (1/8" NPT gage Port Included)) Constructed of 6061 T6 aircraft grade aluminum or stainless steel, each component is CNC-machined for precision fit and unmatched flow All billet aluminum fittings are anodized Type II bright dip black for corrosion protection and unrivaled aesthetics We offer a complete line of hard to find fittings from OEM specific connections to AN adapters All Aeromotive fittings and adapters are fully compatible with gasoline and alcohol based fuels Thread Diameter: AN-06