SKU: 53668178357

1998-2002 Ram HD Coolant Bypass Kit VP 98.5-02 with Stainless Steel Braided Line (FPE-CLNTBYPS-CUMMINS-VP-SS)

Sale price$180.45 Regular price$200.50
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Description

1998-2002 Ram HD Coolant Bypass Kit VP 98.5-02 with Stainless Steel Braided Line (FPE-CLNTBYPS-CUMMINS-VP-SS)The Fleece Performance Cummins Coolant Bypass Kit VP 98. 5 02 with Stainless Steel Braided Line is built to OEM or better standards for diesel truck owners who want a no compromise upgrade. Engineered, manufactured, and supported by Fleece the diesel performance specialists. Features Lowers coolant temperature at the rear cylinders Ensures consistent temperatures across all cylinders Prevents damaging coolant pressure build up Complete kit comes with

The Fleece Performance Cummins Coolant Bypass Kit VP 98.5-02 with Stainless Steel Braided Line is built to OEM-or-better standards for diesel truck owners who want a no-compromise upgrade. Engineered, manufactured, and supported by Fleece - the diesel performance specialists.

Features
  • Lowers coolant temperature at the rear cylinders
  • Ensures consistent temperatures across all cylinders
  • Prevents damaging coolant pressure build up
  • Complete kit comes with braided hose and AN O-ring fittings to ensure a leak-free installation.
  • Kits for MY 2003+ include billet hose brackets.
  • The 2003 - 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. The heat exchanger is designed for use in cold climates to warm the transmission fluid with the engine coolant. It is not necessary for use in warm climates or high horsepower applications, nor does it detrimentally affect the trucks performance when removed.
  • For model years 2007 - 2018 6.7L trucks, including both automatic and manual equipped transmissions, factory installed transmission fluid heat exchangers are uncommon. For customers with a 6.7L that has a heat exchanger, a heater tube can be purchased at your local Chrysler Dealership [PN:68048997AA] to complete the installation.
Specifications
  • Fuel Type: Diesel
  • Engine: 5.9L / 6.7L Cummins
  • Country of Origin: US
Manufacturer Description

Increased Coolant Flow, Decreased Coolant Temperatures. The rear cylinders on the 5.9/6.7L Cummins suffer from a lack of coolant flow, and therefore, experience the highest coolant temperatures.

This can cause excessive pressure to build in the cooling system, especially the rear of the block and blow out freeze plugs externally, or the smaller diameter plugs under the valve cover, leading to a failure.

Our coolant bypass kit adds a secondary thermostat, that unlike other brands, works based on temperature instead of excessive pressure. This solves the problem before pressure becomes an issue by ensuring consistent temperatures across all six cylinders.

Why do I need a Fleece Coolant Bypass?
One of the biggest issues on the 5.9/6.7L Cummins is the coolant flow problem to the rear cylinders. This can cause catastrophic failure or blow outs of the freeze plugs in an over-temperature / over-pressure condition. The Fleece Coolant Bypass is one of the most important additions you make to improve the reliability and longevity of the Cummins platform.
Application Notes:

  • The 2003 - 2007 5.9L automatic transmission version will eliminate the factory transmission fluid heat exchanger. The heat exchanger is designed for use in cold climates to warm the transmission fluid with the engine coolant. It is not necessary for use in warm climates or high horsepower applications, nor does it detrimentally affect the trucks performance when removed.
  • For model years 2007 - 2018 6.7L trucks, including both automatic and manual equipped transmissions, factory installed transmission fluid heat exchangers are uncommon. For customers with a 6.7L that has a heat exchanger, a heater tube can be purchased at your local Chrysler Dealership [PN:68048997AA] to complete the installation.
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: 53668178357

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4.1 ★★★★★
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TentAndLantern
Waukegan, US
★★★★★ 5
Immediate Hit With My Power Chewer!
Immediate hit. Like, didn’t even make it fully out of the package before my dog was sniffling around the package, all excited. I have a serious chewer, the kind that treats most toys like a personal challenge. This one has actually held up. It’s firm and tough, but not rock hard like those nylon bones that make me nervous about teeth. There’s a little bit of give to it, which I like. The beef flavor must be legit because he keeps going back to it. This isn’t one of those toys that gets ignored after five minutes. He’s been happily gnawing on it and hasn’t managed to destroy it yet, which honestly says a lot in this house. I also like the shape and texture. It’s easy for him to hold, and the ridges seem to keep him engaged longer. Bonus points if it’s helping his teeth even a little, because chewing is already his favorite hobby. No toy is truly indestructible, but this has definitely earned its place in the “worth buying again” category. If you’ve got a medium to large dog who lives to chew, this one’s a solid win.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
A
Average Joe
Fort Morgan, US
★★★★★ 5
Great Chew Toy for Destructive Dogs
I got this toy for our lab/pit mix, who tends to destroy most chew toys. He seems to really enjoy it so far, preferring it over his other toys. I'm not sure if it’s just the novelty of a new toy, or whether he actually likes the "real beef flavor," but either way, he's definitely into it. I’ve noticed some small teeth marks in the rubber, but nothing that concerns me too much at this point. My kids thought it looked pretty gross when I first pulled it out, which always makes me laugh! Overall, I'm very satisfied with the toy’s performance so far. It seems durable and I hope it lasts a long time--based on how things are going, I think it will. It's definitely worth the price.
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Reviewed in the United States on February 7, 2026
R
Roman
Cuba, US
★★★★★ 5
Unusual looking, but durable and the pup likes it.
From the moment I took the box containing this toy out of its shipping box, my dog went nuts. He was not going to wait and had to have it NOW. Clearly the scent was quite appealing (if you’re a dog). He’s had it for a week now and he continues to enjoy it. This “meat bone” may not look appetizing to us, but my pup chews it regularly. The grooves and ridges seem to be interesting to him, and likely help with his dental health. The bone has held up quite well so far. My dog is an aggressive chewer and this one remains in good shape. Unlike plastic ones that leave a lot of sharp pieces all over - this one stays intact. Recommend.
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Reviewed in the United States on February 4, 2026
S
Verified Purchase
Sarah B.
Waukegan, US
★★★★★ 5
Easy to use
I love these. Not only do they work at reducing any blemish size and inflammation, they are practically invisible like advertised.
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Reviewed in the United States on April 29, 2026
Y
Verified Purchase
Yana Tsikhinskaya
Los Angeles, US
★★★★★ 5
Really help soothe redness and speed up healing
I've been using these patches for a while now and I'm very happy with them - they're virtually invisible on the skin, stay on well and really help soothe redness and speed up healing.
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Reviewed in the United States on April 8, 2026

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