{"product_id":"earls-straight-transmission-adapter-6an-male-to-1-4-18-npsm-male-long-rear","title":"Earl's – Straight Transmission Adapter -6AN Male to 1\/4-18 NPSM Male (Long\/Rear)","description":"\u003cp\u003eImprove clearance and simplify transmission plumbing with the Earl’s Straight Transmission Adapter, designed specifically for GM 4L80E applications using the long\/rear 1\/4-18 NPSM port. This high-quality steel adapter converts the factory thread to a -6AN male connection, allowing reliable integration with AN lines during engine swaps or custom builds. Its nickel-plated finish provides excellent corrosion resistance, while the direct-fit design ensures a secure, leak-free seal. By replacing restrictive factory hard lines, this adapter offers greater routing flexibility, improved clearance in tight transmission tunnels, and dependable performance in high-demand setups.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLong\/rear adapter for GM 4L80E transmissions\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConverts 1\/4-18 NPSM male to -6AN male\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSteel construction with nickel finish for durability\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAllows flexible AN line routing during engine swaps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProvides improved clearance over factory hard lines\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for reliable, leak-free performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Earls","offers":[{"title":"Default Title","offer_id":45791540478151,"sku":"ERL961981ERL","price":22.05,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/ERL961981ERL.jpg?v=1763456785","url":"https:\/\/mainstreeteshop.com\/products\/earls-straight-transmission-adapter-6an-male-to-1-4-18-npsm-male-long-rear","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}