The HPS Black Silicone Radiator Hose Coolant Kit For 11-21 Jeep Grand Cherokee 3.6L (WK2) is available now, with fitment data on the page and a team behind it.
Reinforcement ply count determines burst strength, which matters most on boosted applications. Use constant tension or lined clamps so the hose surface survives heat cycles.
The hps black silicone radiator hose listed here is checked against your vehicle before dispatch.
Every hps black silicone radiator hose order goes through the same fitment review.
Ordering the hps black silicone radiator hose takes a minute and the confirmation reaches you straight away.
Our team knows the hps black silicone radiator hose well, so ask if anything about the specification is unclear.
Stock of the hps black silicone radiator hose is live on this page rather than estimated.
Shops order the hps black silicone radiator hose from us in volume because the data on the page is accurate.
At a glance
- Engine: 3.6L
- Material: Silicone
- Finish: Black
- Category: Hose Kits
- Price: $179.55 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
This HPS High Temp 3-ply Reinforced Silicone Radiator Coolant Hose Kit is designed to replace stock OEM rubber upper and lower radiator hoses which weaken and fail over time. With premium quality silicone and race inspired design, this coolant hose kit can withstand the harsh, high temperature and high pressure operating conditions under the hood through a wide range of driving conditions.
HPS silicone hose kits have all the correct bends and dimensions to perfectly fit as replacements for OEM rubber coolant hoses. Compared to the universal hoses from the local auto store, HPS silicone hose kits are much easier to work with. Maximum temperature rating: 350 degrees Fahrenheit. 100% stainless steel embossed hose clamps are included for easy installation.
- Material: 3-Ply Reinforced Silicone
- Color: Black
- Ideal replacement and durable upgrade for OEM rubber upper and lower radiator hoses which weaken and fail over time.
- Withstands harsh high temperature and high pressure operating conditions from stop-and-go traffic to desert off-roading. Max. temperature rating: 350F (177C).
- Includes HPS 100% stainless steel industrial grade embossed hose clamps which will not cut through silicone hoses.
- Engineered to ensure long lasting quality over stock rubber hoses.
- Compatible with OEM part numbers 55038121AD, 55038022AB.
Application:
For 2011-2021 Jeep Grand Cherokee 3.6L (WK2)
Remark:
Installation: Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose. Checking water level regularly is highly recommended when silicone coolant hoses are used in a daily driving vehicle.
Product Content:
- 1 Set x Radiator Hose Kit
Hardware if Any is Shown in the Picture Above
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- 57-2128-BLK, 55038121AD, 55038022AB, 57-2128
If the application text leaves any doubt, message us with the VIN and we will rule on fitment before the box is sealed.
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We pack for the worst day the carrier can have, which keeps our damage rate low.
When you want a second opinion that is not a parts store, read the fuel economy maintenance guidance.
Before you order
How do I know this is the right part?
Send your VIN or your year, make and model and our fitment desk confirms the part against manufacturer data before it ships. The check is free and usually answered the same business day.
When will my order dispatch?
Dispatch is normally the same or next business day, and heavy items travel on freight with a booked delivery window.
What is the return policy?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
How do you verify this part?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.

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