Features: Designed for 6L80E, 6L90E, and 8L90E transmissions, this adapter board ensures seamless compatibility with OEM seal connectors while optimizing cooling through its engineered transmission line routing. Crafted from aerospace grade cast aluminum, the adapter features 6AN fittings and integrated gaskets to withstand extreme temperatures up to 400°F, offering lightweight durability for high pressure transmission cooling systems. Ideal for automotive enthusiasts, professional mechanics, and builders seeking upgrades for transmission cooling lines in trucks, vehicles, or modifications. Perfect for transmission installations in garages or workshops, this adapter simplifies creating robust cooling circuits using aftermarket braided hoses during engine swaps or thermal management upgrades. Its 3/8" equivalent port design leak integration with factory transmission lines, while included mounting hardware enables tool assembly for streamlined transmission cooling channel customization. Specifications: Composition: aluminum alloy Weight: 100g Suitable for all 6L80E, 6L90E, 8L90E (6 and 8-speed automatic transmissions) Package Includes: 6AN transmission line adapter boardx1 set note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.