These plug-n-play, barbed coolant quick connectors are the perfect match to the Tesla Model S battery modules that are popular with so many EV conversion and energy storage projects these days. They fit 3/8" fuel hose nicely. Sold in pairs (1 green, 1 yellow).
I.D. = 4.7mm (0.181 in.)
O.D. = 9mm (0.354 in.)
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