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STL010 Cooler Flow Bypass Valve Kit Upgrade For GM 6L80 6L90 2014-up Cadillac Chevy GMC Transmission & 2016-up 8L90 8L80 8L90E 10L90 Transmission Cooling System Kit 6L80 Thermostat Bypass Kit

Photo 1 of STL010 Cooler Flow Bypass Valve Kit Upgrade For GM 6L80 6L90 2014-up Cadillac Chevy GMC Transmission & 2016-up 8L90 8L80 8L90E 10L90 Transmission Cooling System Kit 6L80 Thermostat Bypass Kit
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Photo 1 of STL010 Cooler Flow Bypass Valve Kit Upgrade For GM 6L80 6L90 2014-up Cadillac Chevy GMC Transmission & 2016-up 8L90 8L80 8L90E 10L90 Transmission Cooling System Kit 6L80 Thermostat Bypass Kit
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Item Details

Pickup Location

4031 Market Center Dr Suite 303

North Las Vegas, NV, 89030

Quality

New
Functional
No Damage
Assembly Required
In Package
No Missing Parts

Auction closes

September 21, 2025 at 4:56 AM

brand

Sunluway

Estimated Retail Price

$17.99

Buyers Premium

15%

Inventory Number

1049876096

Features

  • 【Application】6L80 transmission cooling system upgrade kit fits for 2014-up 6L80/90E , fits for 2016-up 8L80/90E , also fits for 10L90. Compatible with Cadillac Chevy GMC cars and trucks transmission. Automatic Transmission Assemblies.
  • 【Function】You will need this STL010 Cooler Flow Bypass Valve Kit to rebuild the Transmission Thermostat Delete. Ensure full time cooler flow and lube to parts for your transmission cooling system, easy to lower transmission temperature significantly.
  • 【Benefits】This transmission cooler upgrade kit will immediately accurate fluid level check (without warm-up cycle), reduce average operating temperatures by up to 20% so that it can reduce the risk of overheating when loading, and increase the ATF life.
  • 【Directly Replacement】Replace part number: STL010. Includes: 2x o-rings installed on the bushing, 1x o-ring installed on the piston, 1x steel ball, 1x cone spring,1x bushing, 1x piston.
  • 【Material】The 6l80 thermostat bypass kit is made of high-quality rubber and steel, constructed from strict specifications to match your transmission cooler system, features are no deformation, rust-resistance, and life-long to use.
  • 【Satisfaction Guarantee】If you're not 100% satisfied with this STL010 Cooler Flow Bypass Valve Upgrade Kit, simply return it for a 30-Day-refund. Premium Support & 1-Year Warranty
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