PartSmith Co. lists the HPS Black Silicone Radiator Hose Kit For 14-19 Chevrolet Corvette 6.2L V8 (C7) with real inventory, honest specs and fast USA dispatch.

Hoses and fittings work under pressure and heat, where material choice decides service life. Measure inner diameter at the fitting rather than estimating by eye.
Our team knows the hps black silicone radiator hose kit well, so ask if anything about the specification is unclear.
Stock of the hps black silicone radiator hose kit is live on this page rather than estimated.
Shops order the hps black silicone radiator hose kit 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 black silicone radiator hose kit against it.
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Drivers choose the hps black silicone radiator hose kit here for honest specification detail and quick dispatch.
Part details
- Engine: 6.2L V8
- Material: Silicone
- Finish: Black
- Category: Hose Kits
- Price: $235.98 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS black high temperature reinforced silicone hose kit replaces stockOEM rubber Radiator Hoses to prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber coolant hoses. The hose kit includes 100% stainless steel non-perforated embossed hose clamps for easy installation, which do not cut through the silicone hoses.
- Material: 3-Ply Reinforced Silicone
- Color: Black
- No Hassle Performance Upgrade. Ideal replacement or upgrade for OEM or aftermarket parts. 23128470, 23128471
- The premium grade high-heat resistance 3-ply reinforced silicone hoses are made with correct bends and curves to ensure a perfect fitment.
- Prevent and fix the coolant leaking and engine over heating problem caused by cracked, damaged or collapsed OEM rubber hoses. Made with correct bends and curves for perfect fitment.
- Race proven design with long lasting quality and engineered for extremely high temperature service (Max. 350F) and prolonged exposure to under-hood and coolant heat.
- Includes 100% stainless steel industrial grade embossed hose clamps which would not cut through the silicone hose.
Application:
For 2015-2019 Chevrolet Corvette [Z06] 6.2L Supercharged (C7 7th Gen)
For 2014-2019 Chevrolet Corvette [Grand Sport, Stingray] 6.2L Naturally Aspirated (C7 7th Gen)
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:
- 57-2048-BLK, 572048BLK, 23128470, 23128471
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 Black Ancillary Hose Kit (Bypass Coolant Hose) For 01-05 Mazda Miata 1.8L Non Turbo (NB2) · HPS Red Silicone Radiator Hose Kit For 99-01 Jeep Cherokee 4.0L (XJ) Right Hand Drive · full catalog
You get honest delivery estimates rather than optimistic ones, quoted live for your address.
Independent information on this topic lives at the Car Care Council maintenance tips.
Common questions
What do you need to verify fitment?
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.
How quickly can I get this?
Most orders dispatch within one business day. You receive tracking by email the moment the parcel is handed to the carrier.
Is there a warranty on this?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
How do you protect it in transit?
We verify diameter and reinforcement specification on every hose order.
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