STL010 Cooler Flow Bypass Valve Kit, with Bypass Gasket, Cooling System Kit Upgrade, Fit for GM 2014-Up 6L80/6L90 Transmission, 2016-Up 8L80/8L90/

STL010 Cooler Flow Bypass Valve Kit, with Bypass Gasket, Cooling System Kit Upgrade, Fit for GM 2014-Up 6L80/6L90 Transmission, 2016-Up 8L80/8L90/

【Ideal Replacement】：The STL010 cooler flow bypass valve kit for maintaining your transmission. It helps reduce average operating temperatures by up to 20%, extends ATF service life, and enables oil level checks without a preheat cycle. 【Perfect Fit for Transmission】It is a direct replacement for OE# STL010. Compatible with 2014-Up GM 6L80/6L90E transmissions and 2016-Up 8L80/8L90E/10L90 models. Please double check the year/make/model in the product description to make sure it fits. 【Durable Material】This STL010 cooler flow bypass valve kit is made of high-quality metal+rubber materials, with high reliability and durability, sturdy and durable, after many tests before leaving the factory, it meets or exceeds the OEM marking. 【Function】The Transmission cooling system upgrade kit has a built-in safety bypass that instantly fills the cooler, enabling accurate fluid level checks without the need for a warm-up cycle, Capable of stabilizing system pressure and reliable performance. 【20% Cooler Transmission Temperatures】When the cooling water temperature is too high during engine operation, the cooler flow bypass valve kit can reduce the average operating temperature by up to 20%, reduce the risk of load overheating, avoid engine damage caused by overheating, and protect the normal operation of the engine. 【Easy Installation】This STL010 cooler flow bypass valve kit features a user-friendly design that enables effortless installation with basic hand tools. STL010 Cooler Flow Bypass Valve Upgrade Kit Compatible with:

Compatible with 2014-Up GM 6L80/6L90E transmissions.

Compatible with 2016-Up 8L80/8L90E/10L90 models.

Installation Steps:

Step 1: Insert the piston with O-ring installed into the casing.

Step 2: Place the steel ball into the liner.

Step 3: Place the conical spring on the ball with the small end facing downwards.

Step 4: Hold the housing at a slight angle and carefully place the liner assembly above the piston until the first ring is secured. Then push it to the bottom.

Package Includes:

1x Bushing, 1x Piston, 1x Coil, 1x Small Metal Ball, 1x Bypass Gasket, 3x Large O-Rings, 1x Small O-Ring.