HomeHVAC > Hoses and PipesGates 18254 HVAC Heater Hose - Radiator To Reservoir or Throttle Body Heater Outlet
Part #: 18254

Gates 18254 HVAC Heater Hose - Radiator To Reservoir or Throttle Body Heater Outlet

Molded Heater Hose, Throttle Body Heater Outlet and Radiator To Reservoir
⚙️ 28 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$41.39Free 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
📦Molded Heater Hose, Throttle Body Heater Outlet and Radiator To Reservoir
🚗Fitment: Chevrolet and Pontiac, Camaro and Firebird
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Gates Molded Heater Hose 18254

The Gates Molded Heater Hose 18254 is designed for reliable HVAC performance in Chevrolet Camaro and Pontiac Firebird vehicles. Constructed from durable EPDM material, this molded heater hose ensures consistent heat transfer and long-lasting service in your vehicle's heating system.

  • Made from high-quality EPDM rubber for heat and ozone resistance
  • Molded design for precise fit and leak prevention
  • Centerline length of 16.2 inches (411 mm) for accurate replacement
  • Inside diameter of 0.28 inches (7 mm) on both ends
  • Compatible with Chevrolet Camaro and Pontiac Firebird models

About the Molded Heater Hose Product Line

The Molded Heater Hose line by Gates offers pre-formed hoses engineered to match original equipment specifications. This product line focuses on delivering exact fitment and reliable sealing to maintain HVAC system integrity. The molded construction reduces installation time and potential leaks compared to generic hoses, making it suitable for precise applications such as the Chevrolet Camaro and Pontiac Firebird.

Detailed Product Description

The Gates Molded Heater Hose 18254 features EPDM construction, a synthetic rubber known for its resistance to heat, ozone, and weathering, which is critical for heater hoses exposed to engine heat and coolant. Both ends of the hose have an inside diameter of 0.28 inches (7 mm), ensuring compatibility with the vehicle’s heater core and engine connections. The hose measures 16.2 inches (411 mm) in centerline length, matching OEM specifications for a proper fit without modifications. The molded design enhances durability and reduces the risk of leaks by maintaining consistent shape and connection integrity.

Common Applications and Issues Addressed

  • Replacement of worn or cracked heater hoses in Chevrolet Camaro and Pontiac Firebird HVAC systems
  • Prevention of coolant leaks that can cause engine overheating
  • Restoration of proper heater core function for effective cabin heating
  • Elimination of hose collapse or deformation under heat and pressure
  • Ensuring secure connections to prevent coolant loss and system failure

Installation Notes and Tips

When installing the Gates Molded Heater Hose 18254, ensure the engine is cool to avoid burns from hot coolant. Verify that the hose routing matches the original path to prevent kinks or interference with other engine components. Use appropriate clamps to secure both ends firmly, and inspect connections for leaks after installation. The molded design simplifies alignment, but careful handling is recommended to avoid damage during installation.

Quality Assurance and Warranty

Gates manufactures the Molded Heater Hose 18254 to meet or exceed OEM standards for durability and performance. The EPDM material and molded construction provide resistance to heat, ozone, and coolant exposure, contributing to long service life. While specific warranty details are not provided, Gates products typically come with manufacturer-backed quality assurance to support reliable operation in Chevrolet Camaro and Pontiac Firebird vehicles.

BrandGates
Part Number18254
PositionMolded Heater Hose, Throttle Body Heater Outlet and Radiator To Reservoir
MaterialEpdm
End 1 Inside Diameter.28
End 1 Inside Diameter7
End 2 Inside Diameter.28
End 2 Inside Diameter7
Centerline Length16.2
Centerline Length411
Branch Quantity0
9839Yes
98450
Centerline Length (in)16.2
Centerline Length (mm)411
MoldedYes
Number of Quick Connect Fittings0

This part fits 28 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2002ChevroletCamaro5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2002ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
2002PontiacFirebird5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2002PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
2001ChevroletCamaro5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2001ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
2001PontiacFirebird5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2001PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
2000ChevroletCamaro5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2000ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
2000PontiacFirebird5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
2000PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1999ChevroletCamaro5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
1999ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1999PontiacFirebird5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
1999PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1998ChevroletCamaro5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
1998ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1998PontiacFirebird5.7LV8GASThrottle Body Heater OutletMolded Heater Hose
1998PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1997ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1997PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1996ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1996PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1995ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1995PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1994ChevroletCamaro5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater Hose
1994PontiacFirebird5.7LV8GASRadiator To ReservoirRadiator and HVAC compatible coolant and heater hose.; Molded Heater 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:

10188032102541255645216271M182546349364269

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