Gates 18804 Premium Molded Heater Hose 12.1 In. OE Replacement

The Gates 18804 Premium Molded Heater Hose is a factory-molded, OEM-style coolant hose engineered to fit today's smaller, tighter engine compartments. Designed as a direct OE replacement, this hose delivers reliable performance in heater-to-pipe applications without air conditioning. It features a 12.1-inch centerline length and a 0.62-inch inner diameter, ensuring a precise fit and leak-free connection.

Key Features:

• EPDM construction — EPDM tube, synthetic fiber knit reinforcement, and EPDM cover for superior durability
• Electrochemical degradation (ECD) resistant — engineered to combat the leading cause of coolant hose failure
• Wide temperature range — rated from -40°F to 275°F (-40°C to 135°C) for reliable performance in all climates
• SAE certified — meets SAE 20R3 Type EC Class D-1 and D-2 specifications
• OEM quality — built to match OE specifications for a proper fit without modification
• Centerline length: 12.1 in.
• Inner diameter: 0.62 in.
• Sold individually
• Lifetime Gates limited warranty

Gates recommends replacing hose clamps each time a new coolant hose is installed. Not intended for use in fuel or oil transfer applications. Backed by a lifetime limited warranty, this hose delivers the trusted quality and fitment Gates is known for in the OEM and aftermarket cooling system space.