{"product_id":"earls-straight-an-4-to-12mm-x-1-0-metric-adapter-for-universal-applications","title":"Earl's – Straight AN -4 to 12mm x 1.0 Metric Adapter for Universal Applications","description":"\u003cp\u003eUpgrade your vehicle’s plumbing setup with the Earl's Straight AN -4 to 12mm x 1.0 Metric Adapter, engineered for precise fitment and long-lasting performance. Crafted from high-strength 2024 aluminum with a durable blue anodized finish, this adapter provides a reliable connection between AN lines and metric-thread components. Ideal for fuel systems, cooling setups, and custom plumbing applications, it ensures consistent sealing and dependable flow under demanding conditions. Designed for universal compatibility, this male-to-male adapter simplifies conversions where AN -4 fittings must be paired with 12mm x 1.0 metric ports. Its robust construction and exact machining make it a trusted choice for motorsport, performance builds, and professional plumbing installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision-machined 2024 aluminum construction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlue anodized finish for corrosion resistance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAN -4 male to 12mm x 1.0 metric male adapter\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIdeal for fuel, oil, and cooling system plumbing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReliable sealing for high-pressure applications\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompatible with performance and universal setups\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Earls","offers":[{"title":"Default Title","offer_id":45887881838791,"sku":"ERL9919BFEERL","price":3.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/ERL9919BFEERL.jpg?v=1764038979","url":"https:\/\/mainstreeteshop.com\/products\/earls-straight-an-4-to-12mm-x-1-0-metric-adapter-for-universal-applications","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}