HomeBelts and Cooling > Hoses and PipesGates 21911 Radiator Coolant Hose
Part #: 21911

Gates 21911 Radiator Coolant Hose

Molded Coolant Hose, Lower - Tee-2 To Engine, Lower - Tee To Water Pump, Upper - Pipe To Radiator, Lower - Pipe To Pipe, and Lower - Pipe To Radiator
⚙️ 31 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Molded Coolant Hose, Lower - Tee-2 To Engine, Lower - Tee To Water Pump, Upper - Pipe To Radiator, Lower - Pipe To Pipe, and Lower - Pipe To Radiator
🚗Fitment: Audi, Chevrolet, Pontiac, and Toyota, G6, Malibu, MR2, and TT Quattro
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Radiator Coolant Hose for Audi, Chevrolet, Pontiac, and Toyota

The Gates Molded Coolant Hose 21911 is engineered to provide dependable coolant flow for select Audi, Chevrolet, Pontiac, and Toyota vehicles. Designed with precision molding and durable EPDM material, this radiator coolant hose ensures consistent performance and fitment for models like the Audi TT Quattro, Chevrolet Malibu, Pontiac G6, and Toyota MR2.

Key Features of Gates Molded Coolant Hose 21911

  • Constructed from high-quality EPDM material for heat and chemical resistance
  • Molded design for precise fit and reliable sealing
  • Centerline length of 168 mm (6.6 inches) for accurate installation
  • Uniform inside diameter of 1.22 inches (31 mm) on both ends
  • Does not contain a spring or quick connect fittings, ensuring straightforward compatibility

Detailed Product Description

The Gates Molded Coolant Hose 21911 is part of the Molded Coolant Hose product line, which focuses on delivering hoses that are pre-formed to exact specifications for specific vehicle applications. This hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for radiator systems. The molded construction eliminates the need for bending or shaping during installation, reducing the risk of leaks or hose failure. With a centerline length of 168 mm and consistent inside diameters of 1.22 inches at both ends, this hose fits securely within the cooling system of compatible vehicles.

Compatible Vehicles and Common Applications

  • Replacement radiator coolant hose for Audi TT Quattro models
  • Compatible with Chevrolet Malibu and Pontiac G6 cooling systems
  • Suitable for Toyota MR2 radiator coolant connections
  • Ideal for addressing coolant leaks or hose deterioration in these vehicles
  • Used to maintain proper coolant flow and engine temperature regulation

Installation Notes and Tips

  • Ensure the engine is cool before removing the old hose to prevent burns
  • Check hose clamps and replace if worn to secure the new hose properly
  • Verify the hose orientation matches the molded shape for correct fitment
  • Inspect surrounding components for wear or damage during installation

Quality Assurance and Warranty

Gates Molded Coolant Hose 21911 is manufactured to meet strict quality standards for durability and performance. The EPDM material and molded design contribute to long service life under normal operating conditions. While specific warranty details are not provided, Gates products typically adhere to industry standards for automotive replacement parts.

BrandGates
Part Number21911
PositionMolded Coolant Hose, Lower - Tee-2 To Engine, Lower - Tee To Water Pump, Upper - Pipe To Radiator, Lower - Pipe To Pipe, and Lower - Pipe To Radiator
MaterialEpdm
End 1 Inside Diameter1.22
End 1 Inside Diameter31
End 2 Inside Diameter1.22
End 2 Inside Diameter31
Contains SpringNo
Centerline Length168
Centerline Length6.6
Branch Quantity0
9839Yes
98450
Modular HoseNo
MoldedYes
Number of Quick Connect Fittings0

This part fits 31 vehicles. Search below:

YearMakeModelTransmissionLitersCylindersFuel TypePositionNotes
2008ChevroletMalibu2.2LL4GASLower - Tee To Water PumpRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2007ChevroletMalibu2.2LL4GASLower - Tee To Water PumpRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2007PontiacG62.4LL4GASLower - Tee To Water PumpRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2006AudiTT Quattro3.2LV6GASLower - Tee-2 To EngineRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2006ChevroletMalibu2.2LL4GASLower - Tee To Water PumpRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2005AudiTT Quattro3.2LV6GASLower - Tee-2 To EngineRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
2004AudiTT Quattro3.2LV6GASLower - Tee-2 To EngineRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
1995ToyotaMR22.0LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1995ToyotaMR22.0LL4GASLower - Pipe To PipeMolded Coolant Hose
1995ToyotaMR22.2LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1995ToyotaMR22.2LL4GASLower - Pipe To PipeMolded Coolant Hose
1994ToyotaMR22.0LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1994ToyotaMR22.0LL4GASLower - Pipe To PipeMolded Coolant Hose
1994ToyotaMR22.2LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1994ToyotaMR22.2LL4GASLower - Pipe To PipeMolded Coolant Hose
1993ToyotaMR22.0LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1993ToyotaMR22.0LL4GASLower - Pipe To PipeMolded Coolant Hose
1993ToyotaMR22.2LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1993ToyotaMR22.2LL4GASLower - Pipe To PipeMolded Coolant Hose
1992ToyotaMR22.0LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1992ToyotaMR22.0LL4GASLower - Pipe To PipeMolded Coolant Hose
1992ToyotaMR22.0LL4GASLower - Pipe To RadiatorRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
1992ToyotaMR22.2LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1992ToyotaMR22.2LL4GASLower - Pipe To PipeMolded Coolant Hose
1992ToyotaMR22.2LL4GASLower - Pipe To RadiatorRadiator and HVAC compatible coolant and heater hose.; Molded Coolant Hose
1991ToyotaMR22.0LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1991ToyotaMR22.0LL4GASLower - Pipe To PipeMolded Coolant Hose
1991ToyotaMR22.2LL4GASUpper - Pipe To RadiatorMolded Coolant Hose
1991ToyotaMR22.2LL4GASLower - Pipe To PipeMolded Coolant Hose
1989ToyotaMR2Manual1.6LL4GASLower - Pipe To PipeMolded Coolant Hose
1988ToyotaMR2Manual1.6LL4GASLower - Pipe To PipeMolded Coolant Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

14-2182-2158025601580256316572741401657474010165761602020255S2191162690723678601B72367KM-2856

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.