Superior Transmission PartsCooler By-Pass Kit

Fits all 2014-up 6L80/90E AND NOW FITS 8L80/90E 2016-up. Superior’s Cooler Flow bypass valve kit with TransLab’s patented and patent pending FlowControl™ cooler bypass technologies allows full time cooler flow and lube to parts “so you’re not hot under the collar”…you’re SURECOOL®. Built in safety bypass; Immediate cooler fill; Immediate accurate fluid level check without warm-up cycle; Reduced average operating temperatures by as much as 20%; Reduced risk of overheat while under load, Increased ATF life.