Consider the HPS Blue Silicone Heater Hose Coolant Kit For 18-23 Subaru Crosstrek 2.0L/21-23 Crosstrek 2.5L sourced: we stock it, verify it and send it out fast.
Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Re check clamp torque after the first few heat cycles.
Our team knows the hps blue silicone heater hose coolant well, so ask if anything about the specification is unclear.
Stock of the hps blue silicone heater hose coolant is live on this page rather than estimated.
Shops order the hps blue silicone heater hose coolant from us in volume because the data on the page is accurate.
If your build is unusual, tell us and we will confirm the hps blue silicone heater hose coolant against it.
The hps blue silicone heater hose coolant ships protected, because a damaged part helps nobody.
Drivers choose the hps blue silicone heater hose coolant here for honest specification detail and quick dispatch.
Specifications
- Engine: 2.0L
- Material: Silicone
- Finish: Blue
- Category: Hose Kits
- Price: $164.16 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
This HPS High Temp 3-ply Reinforced Silicone Heater Coolant Hose Kit is designed to replace stock OEM rubber heater 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 clamps are included for easy installation.
- Material: 3-Ply Reinforced Silicone
- Color: Blue
- Ideal replacement and durable upgrade for OEM rubber heater hoses which weaken and fail over time.
- Withstands harsh high temperature and high pressure operating conditions that range from daily driving to competition 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 72411FL000, 72421FL000, 72421FL020.
Application:
For 2018-2023 Subaru Crosstrek 2.0L
For 2021-2023 Subaru Crosstrek 2.5L
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 Heater 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:
- 57-2146-BLUE, 72411FL000, 72421FL000, 72421FL020, 57-2146
Fitment questions get answered by people who work with these parts daily, usually the same business day.
Related parts: Hoses & Fittings · HPS Blue Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · HPS Black Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · full catalog
Dispatch is quick because the inventory is real, and you receive tracking the moment the label prints.
For neutral background on this kind of maintenance, see the fuel economy maintenance guidance.
Frequently asked questions
Is fitment guaranteed on this listing?
Trim level, engine option and drive type decide most fitment questions. Send those three details or the VIN and we will check them for you.
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.
How do returns work here?
A straightforward returns window applies from delivery. Keep the original packaging until you have test fitted the part and contact support for a fast exchange or refund.
What happens before my order ships?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.

![HPS Push-on Hose End to AN Female Fitting [120 Degree] [-10] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/150-120_1_2ac48160-6f50-4c53-8c37-0cf776a30fac-300x300.jpg)
![HPS AN Male to NPT Adapter Fitting [Straight] [-8 to 1/4 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN816-06-X_pic1_1_8fbe7cf9-52b7-41cb-9b7c-e7396fcd09ae-300x300.jpg)

![HPS NPT Allen Plug Fitting [1/16 NPT] (Aluminum, Black)](https://partsmithco.com/wp-content/uploads/2026/07/AN932_1-300x300.jpg)
Reviews
There are no reviews yet.