SKU: 5887062212

8HP DODGE RAM Thermostatic transmission cooler adapter

Sale price$1484.55 Regular price$1649.50
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Description

8HP DODGE RAM Thermostatic transmission cooler adapterHPR Tuning has partnered with the American company Improved Racing to create the first bolt on transmission fluid adapter with a thermostat for the 8HP transmissions found in 2012+ Ram 1500 trucks. This thermostat includes adapter sleeves for transmissions with 17mm and 18. 5mm unthreaded ports. The adapter's built in thermostat automatically bypasses the transmission cooler until the fluid reaches 160F. The thermostat reduces rough shifts caused by

HPR Tuning has partnered with the American company Improved Racing to create the first bolt-on transmission fluid adapter with a thermostat for the 8HP transmissions found in 2012+ Ram 1500 trucks. This thermostat includes adapter sleeves for transmissions with 17mm and 18.5mm unthreaded ports.

The adapter's built-in thermostat automatically bypasses the transmission cooler until the fluid reaches 160ºF. The thermostat reduces rough shifts caused by overcooled transmission fluid, reduces wear, and improves efficiency and horsepower. The transmission can now reach operating temps quickly with large aftermarket transmission coolers. This allows for high cooling capacity without sacrificing drivability.

The adapter features -8AN male connections for aftermarket AN lines.

Important Application Notes:

  • The adapter can only be used in conjunction with external transmission fluid coolers.
  • The adapter does not directly connect to the factory lines. Aftermarket AN lines must be used.
  • The adapter will only help resolve rough shifting issues if they are caused by overcooling of the transmission, usually due to the addition of a larger aftermarket transmission cooler.

Features and Benefits

  • Bolt-on fitment for 2012+ Ram 1500 truck 8HP series automatic transmissions with 17mm and 18.5mm unthreaded ports.
  • Built-in thermostat prevents temperatures from dropping below optimal levels, reducing wear, improving efficiency and horsepower, and helping to eliminate rough shifting.
  • -8AN male connections.
  • 6061-T6 billet aluminum construction with black MIL-A-8625 Type II anodized finish.
  • Thermostat portion is made in the USA by Improved Racing. Adapter portion is made by us at HPR Tuning.

Temperature Rating Specifications

Note: The 160ºF temperature rating is recommended for most applications.

Part Number Typ. Stabilization Temp Activation Temp Full Flow Temp
TCH-102-T2 165ºF (74ºC) 160ºF (71ºC) 181ºF (83ºC)


Includes

  • 1x TCH-102 transmission cooler adapter block with built-in thermostat.
  • 2x 17mm and 18.5mm adapter sleeves with O-ring seals.
  • 1x Zinc-plated steel mounting screw.
  • Installation instructions.

Applications

  • 2012+ Ram 1500 truck 8HP series automatic transmissions with 17mm and 18.5mm unthreaded ports.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 5887062212

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J. G.
Belleville, US
★★★★★ 3
Lab tested. Lab approved.
Style: Plush Surprise Color, Size: 24"
My two Labradors make quick work of these. They love them. But Not very durable. Stuffing everywhere.
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Reviewed in the United States on May 21, 2026
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M. G. Dolan
Louisville, US
★★★★★ 5
Our dog loves them
Style: Latex Surpise Color, Size: 6"
Not for every type of dog, but our dog LOVES these things. Try one and see how it goes. They are cheap, so no great loss if your dog doesn't like it, But if it does, you'll have a great time with them. Best $3 I could spend
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Reviewed in the United States on May 20, 2026
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David M.
Houston, US
★★★★★ 4
Tie a Knot in it if it rips
Style: Plush Surprise Color, Size: 6", Style: Plush Surprise Color, Size: 6"
My puppy split the middle belly seam in about 5 minutes of spirited play with the white foam and squeak assembly scattered about, but he loves these loofa toys - goes nuts for them. Went through a couple of the little $3 ones so I tried this big one which he ripped apart. But I tied a knot in the middle of it over the ripped part and guess what, it's better than before. He loves the whipping the big knot around. The part where it ripped was where they filled it I think but the rest of the stitching is really quite solid. Takes a beating, to a point. The little ones lasted a reasonable time before they were totally played.
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Reviewed in the United States on February 15, 2026
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Amazon Customer
Charlottesville, US
★★★★★ 5
Do research
Size: Small
My pups love to shred things. This was a good toy for them to satisfy their need to shred things. My dogs are on the smaller side and I went with a small. I do encourage people to do their research and not leave this toy unsupervised. If your dog eats toys they shred this might not be a good toy for you. Coconut fiber can become impacted if too much is consumed. Unlike other reviewers I didn’t notice to much of a mess outside any other toy a dog might shred.
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Reviewed in the United States on February 28, 2024
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MDR & JAR
Boise, US
★★★★★ 1
Not Suitable for Power Chewers
Size: Large
Coconut fiber toys aren’t ideal for heavy chewers. They shred easily, can be swallowed, and may cause choking or intestinal blockages. The coffee wood is a safe durable product and loved but my dogs. I wish I would have done more research before buying the coconut fibers chew.
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