Silicone Intercooler Boot and Radiator Coolant Hose Kit For 02-04 GM Duramax 6.6

2 sold in last 8 hours
In stock
Color *
customers are viewing this product
3in Polished Intercooler Pipe and Silicone Intercooler Boot Kit for 2002-2004 GM / Chevy 6.6L Duramax LB7 Diesel.

Included in this kit are both the radiator hoses and hot and cold side intercooler pipe as well as the boots and hardware to install. Works with your factory intercooler and dresses up your under hood look. Heavy duty high temperature reinforced silicone upper and lower radiator hose kit. Fixes and prevents the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber hoses.

This Kit Contains:
4 Heavy Duty Silicone Boots
1 Hot Side Intercooler Pipe
1 Cold Side Intercooler Pipe
8 T-Bolt Clamps
1 Upper Radiator Hose
1 Lower Radiator Hose

Fits: 2002 - 2004 Chevrolet Silverado and GMC Sierra 2500 3500 Duramax 6.6L

  • Meets and exceeds OE specifications.
  • Maintains OEM fitment.
  • Maximum temperature rating: 350F.
  • Lifetime Warranty.

Customer Reviews

Based on 3 reviews
Alex M.
Good product!

"Easy to install and the quality is good."

Samantha Green
Highly recommend!

"Highly satisfied with this purchase!"

Jeff Barr
Works great i like the radiator hose design

Works great i like the radiator hose design. Better priced that some of the others i found.

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at

Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.

Unfortunately, we cannot accept returns on sale items or gift cards.

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

Have a Question?Ask An Expert
[time] minutes ago, from [location]
The cookie settings on this website are set to 'allow all cookies' Please accept for the best user experience according to GDPR rules.
Silicone Intercooler Boot and Radiator Coolant Hose Kit For 02-04 GM Duramax 6.6
You have successfully subscribed!
This email has been registered