This is the HPS Red Silicone Radiator Hose Kit For 13-17 GS350 / 16-17 RC300 / 15-17 RC350 3.5L V6 2GR-FSE, stocked in our warehouse and backed by a free fitment check.

Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Replace both the upper and lower runs while the system is open.
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Details that matter
- Engine: 3.5L V6
- Material: Silicone
- Finish: Red
- Category: Hose Kits
- Price: $166.73 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
The HPS High Temp 3-ply Reinforced Silicone Radiator Coolant Hose Kit is designed to replace stock OEM rubber upper and lower radiator hoses which can eventually weaken over time, leading to premature failure. With premium quality silicone and racing inspired design, this silicone hose kit can withstand the harsh high temperature and high pressure operating conditions of the engine yet still maintain peak efficiency during competition or daily driving.
HPS silicone hose kits have all the correct bends and sizes for a perfect fit replacement for your OEM rubber coolant hoses. Compared to the universal hoses you can get 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
- Replace stock oem rubber lower and upper radiator coolant hoses
- Compatible with OEM part number: 16572-31400, 16571-31320
- Withstands harsh high temperature and high pressure operating conditions while maintaining peak efficiency during competition or daily driving. Max temperature rating: 350F
- Ideal replacement or performance upgrade for OEM rubber radiator hoses which can eventually weaken over time, leading to premature failure.
- Includes 100% stainless steel industrial grade embossed hose clamps which would not cut through the silicone hose.
Application:
For 2013-2015 Lexus GS350 3.5L V6 2GR-FSE (L10)
For 2016-2017 Lexus RC300 3.5L V6 2GR-FSE (XC10)
For 2015-2017 Lexus RC350 3.5L V6 2GR-FSE (XC10)
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:
- 57-2096-RED, 572096RED, 16572-31400, 16571-31320
If the application text leaves any doubt, message us with the VIN and we will rule on fitment before the box is sealed.
Continue browsing: Hoses & Fittings · HPS Red Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · HPS Blue Silicone Heater Hose Kit For 06+ Lexus GS/IS/RC-Series 2.5L 3.5L V6 · full catalog
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Frequently asked questions
Can you check fitment before I order?
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.
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.
What quality checks does this get?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.

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