Need the HPS Red Silicone Heater Hose Coolant Kit For 18-23 Subaru Crosstrek 2.0L/21-23 Crosstrek 2.5L? We hold inventory, check every order and dispatch the same business day.

Reinforcement ply count determines burst strength, which matters most on boosted applications. Replace both the upper and lower runs while the system is open.
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Stock of the hps red silicone heater hose coolant is live on this page rather than estimated.
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At a glance
- Engine: 2.0L
- Material: Silicone
- Finish: Red
- 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: Red
- 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-RED, 72411FL000, 72421FL000, 72421FL020, 57-2146
When two options look similar, our parts team will tell you which one your vehicle actually takes.
Continue browsing: 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
We pack for the worst day the carrier can have, which keeps our damage rate low.
For safety and service guidance from outside the aftermarket, see the fuel economy maintenance guidance.
Buyer questions
Can you check fitment before I order?
Share your vehicle details with our team and we cross reference this listing before dispatch. Anything doubtful gets a message from us rather than a shipment.
How long does delivery take?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What is the return policy?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
How do you verify this part?
We verify diameter and reinforcement specification on every hose order.
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