Gates 21404 Premium Molded Coolant Hose - Durable EPDM Replacement For Upper, Lower, Heater & Bypass Applications

About This Product

Trust Gates 21404 Premium Molded Coolant Hose for reliable, long-lasting cooling system performance in your vehicle.

Engineered to match strict OEM specifications, this pre-shaped hose fits upper, lower, bypass, heater, and other critical coolant paths perfectly—no guesswork, no leaks.

Built from high-quality EPDM tube and cover with strong synthetic fiber knit reinforcement, it stands up to heat, ozone, chemicals, and coolant exposure while resisting collapse under vacuum.

Specially designed materials fight electrochemical degradation—the #1 reason most hoses fail prematurely—so you get longer service life and fewer roadside headaches.

Meets or exceeds SAE 20R4 Class D2 and DIN 73411 Class A standards (except tolerances) for dependable quality you can count on.

Whether you're doing routine maintenance or replacing a cracked or leaking hose, Gates delivers exact-fit convenience that saves time, money, and hassle compared to dealer parts.

Ideal for a wide range of vehicles needing a tough, molded replacement that performs like original equipment.

Don't risk overheating or coolant loss—upgrade to Gates premium molded coolant hose and keep your engine running cool and protected mile after mile.

Professional-grade durability at a fraction of the cost—install it once and forget it!

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