New N55 Silicone Lower Radiator Hose

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Doing a cooling system refresh, or just replacing your aging hoses? Upgrade those dry-rotted rubber hoses with our durable Silicone Radiator Coolant Hose Set! These perform and look great within any engine bay, they are made to last longer than standard rubber hoses and are perfectly molded to the OE hose specifications for a simple installation on most vehicles. Made from heavy-duty, reinforced silicone, this silicone coolant hose set can handle higher temperatures and greater pressure than the stock rubber hoses. Designed to resist oil, fuel, and electrochemical degradation and tested up to continuous 250 Fahrenheit operating temperature and over 45 psi, you can expect to achieve greater reliability, less turbulence, and improved flow with our smooth silicone hoses.

Performance Silicone Radiator Hose Kit - With OE Connectors - E8X/E9X...
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
T#:45005574
Part#: 018739LA02
In Stock
Sale - Save 20% $ 185.99

This product was last offered at the strikethrough price on
05-03-2026

$ 148.79 USD
Free Shipping
Sale - Save 20%
$ 185.99

This product was last offered at the strikethrough price on
05-03-2026

$ 148.79 USD
Free Shipping

Tired of dealing with brittle, dry-rotted rubber hoses? Whether you're refreshing your cooling system or replacing aging components, this ECS Silicone Radiator Coolant Hose Set is the ultimate upgrade. Designed for durability, performance, and a factory-perfect fit, these premium silicone hoses outperform standard rubber in every way.

Why Choose Silicone Over Rubber?

Made from heavy-duty, reinforced 4-ply fluorosilicone, ECS hoses withstand extreme temperatures and pressures far beyond OEM rubber hoses. Engineered to resist oil, fuel, and electrochemical degradation, these hoses are tested for continuous operation at 250°F and over 45 psi, delivering superior reliability, reduced turbulence, and improved coolant flow.

Key Benefits:

Direct OE Fitment – Perfectly molded to factory specifications for seamless installation.
Enhanced Durability – Heat-resistant silicone prevents cracking, swelling, and deterioration over time.
Superior Cooling Performance – Smoother internal passageways improve coolant flow and system efficiency.
Pre-Installed Quick-Connect Fittings – Hassle-free installation with OEM-style connectors.
Premium Hardware Included – Comes with German-style stainless steel worm-drive hose clamps for a secure fit.
Kit Includes:

Upper Radiator Hose
Lower Radiator Hose
Pre-Installed Factory "Quick-Connect" Flanges (4)
Stainless Steel Worm-Drive Hose Clamps (4)
Replaces OEM Part Numbers: 17127599450 & 17127540127

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Performance Silicone Radiator Hoses - E84, E8x, E9x N55
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
T#:45005577
Part#: 018739LA01
In Stock
$ 117.99 USD
Free Shipping
$ 117.99 USD
Free Shipping

Tired of dealing with brittle, dry-rotted rubber hoses? Whether you're refreshing your cooling system or replacing aging components, this ECS Silicone Radiator Coolant Hose Set is the ultimate upgrade. Designed for durability, performance, and a factory-perfect fit, these premium silicone hoses outperform standard rubber in every way.

Why Choose Silicone Over Rubber?

Made from heavy-duty, reinforced 4-ply fluorosilicone, ECS hoses withstand extreme temperatures and pressures far beyond OEM rubber hoses. Engineered to resist oil, fuel, and electrochemical degradation, these hoses are tested for continuous operation at 250°F and over 45 psi, delivering superior reliability, reduced turbulence, and improved coolant flow.

Key Benefits:

Direct OE Fitment – Perfectly molded to factory specifications for seamless installation.
Enhanced Durability – Heat-resistant silicone prevents cracking, swelling, and deterioration over time.
Superior Cooling Performance – Smoother internal passageways improve coolant flow and system efficiency.
Premium Hardware Included – Comes with German-style stainless steel worm-drive hose clamps for a secure fit.
Kit Includes:

Upper Radiator Hose
Lower Radiator Hose
Stainless Steel Worm-Drive Hose Clamps (4)
Replaces OEM Part Numbers: 17127599450 & 17127540127. Can be used with your factory connectors.

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High-Performance Cooling System Service Kit - Level 1
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
T#:38229085
Part#: 11517588885KT5
Ships on Aug 14, 2026
Sale - Save 10% $ 1,433.99

This product was last offered at the strikethrough price on
05-03-2026

$ 1,289.92 USD
Sale - Save 10%
$ 1,433.99

This product was last offered at the strikethrough price on
05-03-2026

$ 1,289.92 USD

Due to weak rubber and plastic construction, vital cooling system parts are prone to premature failure. Key components, such as radiator hoses, the thermostat, and the expansion tank are particularly prone to cracks, leaks, and catastrophic failure, which can lead to overheating and potentially severe engine damage. Fortunately, our team of experts has assembled this kit of high-performance alternatives and high-quality OE replacement components, both tailored to safeguard your cooling system from failure and increase cooling system capability.

The Turner Motorsport Level 1 Performance Cooling System Refresh Kit is the ultimate solution for ensuring long-term reliability and enhanced cooling performance. Each component in this comprehensive kit has been carefully selected by our team of enthusiasts to address common failure points and provide a robust, performance-oriented upgrade for your vehicle. By replacing aging factory parts with premium, high-performance alternatives, you’ll optimize cooling efficiency and safeguard your engine from the stress of overheating.

Our comprehensive "Level 1" High-Performance Cooling System Service Kit includes:

Turner Motorsport Heavy Duty Aluminum Expansion Tank Pierburg Full Aluminum Water Pump ECS Aluminized Water Pump Hose V2.0 Bremmen Parts Thermostat ECS Performance Silicone Radiator Hose Kit Genuine BMW Blue G48 Antifreeze (2 Gallons) Redline Water Wetter (12 oz.)

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