HomeBelts and Cooling > Hoses and PipesDayco 78250GL Radiator Coolant Hose
Part #: 78250GL

Dayco 78250GL Radiator Coolant Hose

Upper - Engine To Pipe, Upper - Pipe To Engine, Upper - Pipe To Radiator, Lower - Pipe To Radiator, Lower - Radiator To Pipe, Lower - Cooler To Pipe, Upper - Radiator To Pipe, Lower - Pipe To Tee, Lower - Pipe-1 To Pipe-2, Lower - Pipe-2 To Water Pump, Lower - Radiator To Pipe-1, Lower - Pipe To Engine, Lower - Pipe To Water Pump, Lower - Engine To Pipe, Upper - Pipe To Pipe, Lower, and Lower - Oil Cooler To Radiator
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$116.98Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Durable Radiator Coolant Hose for Reliable Cooling

The Dayco 78250GL radiator coolant hose offers a dependable solution for maintaining your vehicle's cooling system. Designed to meet the demands of various automotive applications, this hose ensures consistent coolant flow and heat resistance.

  • Constructed from heavy-duty silicone for enhanced durability
  • Straight radiator hose design for straightforward installation
  • Compatible with multiple vehicle makes and models requiring a straight radiator coolant hose
  • Part number 78250GL ensures precise identification and fitment
  • Resistant to high temperatures and pressure typical in cooling systems

About the Straight Radiator Hose - H.D. Silicone Product Line

The Straight Radiator Hose - H.D. Silicone line by Dayco focuses on providing robust radiator hoses made from heavy-duty silicone material. This product line is engineered to withstand the thermal and mechanical stresses found in automotive cooling systems, offering improved longevity compared to standard rubber hoses. The 78250GL part is a representative component of this line, delivering reliable performance in applications requiring a straight hose configuration.

Product Details and Applications

The Dayco 78250GL radiator coolant hose is designed to facilitate efficient coolant circulation within the engine cooling system. Its heavy-duty silicone construction provides resistance to cracking, swelling, and degradation caused by heat and coolant chemicals. This hose is suitable for vehicles that specify a straight radiator hose in their cooling system layout. While specific vehicle fitment is not listed, this part number is commonly referenced in repair manuals and parts catalogs for compatible models requiring a durable replacement hose.

Common Issues Addressed by This Radiator Hose

  • Replacement of cracked or leaking radiator hoses
  • Prevention of coolant loss due to hose deterioration
  • Mitigation of overheating caused by compromised coolant flow
  • Upgrading from standard rubber hoses to more heat-resistant silicone
  • Ensuring proper coolant system pressure maintenance

Installation Notes and Tips

When installing the Dayco 78250GL radiator coolant hose, ensure the hose clamps are securely tightened to prevent leaks. Inspect adjoining components such as radiator fittings and thermostat housings for wear or damage before installation. It is recommended to drain the coolant system prior to hose replacement to avoid spills. Verify hose orientation and length to match the original equipment specifications for optimal fitment.

Quality Assurance and Warranty

Dayco manufactures the 78250GL hose under strict quality control standards to meet automotive industry requirements. The heavy-duty silicone material is tested for durability and resistance to heat and pressure. Warranty details are provided by Dayco and typically cover defects in material and workmanship; consult the manufacturer or authorized distributor for specific warranty terms related to this part.

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* 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:

31114

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