Fitment Information
- Mazda Miata NB 1.8L (2001, 2002, 2003, 2004, 2005)
Note
- 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.
Specs & Features
- Product Type: Silicone Ancillary Bypass Coolant Hose Kit
- Material: High-temperature reinforced silicone (Max: 350°F / 177°C)
- Color: Black
- Direct Replacement: Fits Miata NA6 hoses – thermostat bypass, throttle body, air control valve, and oil cooler (OEM parts: BP4W-13-681B, BP4W-13-682, BP4W-15-536A, B61P-15-261A)
- Engineered for Durability: Withstands extreme heat, pressure, and chemicals
- Includes Clamps: Stainless steel clamps ensure a secure, damage-free seal
- High Performance: Resists cracking, swelling, and collapsing under pressure
- Exact Fitment: Designed with OEM precision for hassle-free installation
- Upgrade Benefits: Ideal for replacing aged rubber hoses to prevent leaks, overheating, and failures. Suitable for high-performance or racing applications.
Product Description
The HPS Silicone Ancillary Bypass Coolant Hose Kit is an upgraded replacement for failing OEM rubber hoses in the 1999-2000 Mazda Miata NB. Designed to replace thermostat bypass, throttle body, air control valve, and oil cooler hoses, this kit addresses issues caused by aging rubber hoses exposed to high temperatures, engine heat, and chemicals. Made from multi-ply polyester reinforced silicone, these hoses are engineered for superior durability, resisting cracks, swelling, and brittleness while maintaining flexibility and performance under high-temperature conditions, with a maximum rating of 350°F (177°C)
Ideal for high-performance or racing applications, the HPS silicone hoses provide reliable resistance to collapsing under suction or bursting under pressure. Precision-engineered using OEM data, the hoses fit seamlessly without requiring modifications. The kit includes 100% stainless steel industrial-grade embossed hose clamps, ensuring secure, leak-free installation without damaging the silicone. With OEM part replacements (B61P-13-681B, B61P-13-682A, B61P-13-691A, B61P-15-261A), this kit enhances the reliability of your Miata’s cooling system, making it a must-have upgrade for improved performance and longevity. Available in black for a clean and professional look.
