{"product_id":"billet-fuel-tank-adapter-fitting","title":"Billet Fuel Tank Adapter Fitting | VW Beetle, Ghia, Type 3 \u0026 Bus | 7mm Outlet to -6\/-8 AN, 6061-T6","description":"\u003ch2\u003e\u003cb\u003eBillet Fuel Tank Adapter Fitting — 7mm Factory Outlet to AN Upgrade\u003c\/b\u003e\u003c\/h2\u003e\u003cp\u003eDon't let your fuel system be choked by the factory outlet. The restrictive 7mm hose barb found on stock VW fuel tanks was designed for a 40hp engine — it simply cannot provide the volume needed for high-performance, large-displacement, or turbocharged builds.\u003c\/p\u003e\u003cp\u003eThe \u003cb\u003eFuel Tank Adapter\u003c\/b\u003e is the professional way to convert your stock tank to a high-flow AN-style connection. CNC-machined from billet aluminum, this fitting allows for maximum fuel delivery while giving your chassis a clean, race-ready finish.\u003c\/p\u003e\u003ch3\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003cb\u003eBeetle \u0026amp; Super Beetle\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eKarmann Ghia\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eType 3 (Notchback, Squareback, Fastback)\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eThe Thing (Type 181)\u003c\/b\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cb\u003eBus \/ Transporter\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eKey Features \u0026amp; Benefits\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eHigh-Flow Design:\u003c\/b\u003e Replaces the tiny factory barb with a smooth-bore AN passage, eliminating fuel starvation at high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecision Machined:\u003c\/b\u003e CNC-cut from 6061-T6 billet aluminum and finished in a durable black anodizing for lifetime corrosion resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeak-Free Seal:\u003c\/b\u003e Each fitting includes a premium white Teflon sealing washer to ensure a rock-solid, fuel-safe seal against the tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDirect Fitment:\u003c\/b\u003e Threads directly into the factory VW fuel tank outlet (M18x1.5).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eAvailable Versions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eM18 to -6 AN:\u003c\/b\u003e The industry standard for most high-performance street and dual-carburetor setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eM18 to -8 AN:\u003c\/b\u003e The ultimate choice for high-horsepower turbocharged, EFI, or dedicated racing applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial:\u003c\/b\u003e 6061-T6 billet aluminum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish:\u003c\/b\u003e Durable black anodizing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eThread:\u003c\/b\u003e M18x1.5 (factory VW tank outlet).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSizes:\u003c\/b\u003e -6 AN or -8 AN outlet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIncluded:\u003c\/b\u003e (1) billet aluminum adapter, (1) Teflon sealing washer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWhat thread does this use?\u003c\/b\u003e M18x1.5, matching the factory VW fuel tank outlet — no drilling or tapping required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDo I need -6 or -8 AN?\u003c\/b\u003e -6 AN suits most street and dual-carb setups; -8 AN suits high-horsepower turbo, EFI, or racing builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIs a sealing washer included?\u003c\/b\u003e Yes — each adapter ships with a Teflon sealing washer for a leak-free fit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003e\u003cb\u003eExplore Related Categories\u003c\/b\u003e\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"\/collections\/fuel-intake\"\u003eFuel \u0026amp; Intake\u003c\/a\u003e \u003ca href=\"\/collections\/hardware\"\u003eHardware\u003c\/a\u003e \u003ca href=\"\/collections\/all-vw-aircooled\"\u003eAll VW Air-Cooled\u003c\/a\u003e\u003c\/p\u003e","brand":"Washburn's Metal","offers":[{"title":"Default Title","offer_id":44471090741363,"sku":null,"price":16.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/2760\/1523\/files\/fueltankadaptor3.webp?v=1774225418","url":"https:\/\/www.washburnsmetal.com\/products\/billet-fuel-tank-adapter-fitting","provider":"Washburn's Metal","version":"1.0","type":"link"}