Gates 19531 HVAC Heater Hose - Heater (Upper)
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Gates
 Molded Heater Hose

Gates 19531 HVAC Heater Hose - Heater (Upper)

Brand Gates 19531
Position Heater (Upper)
0
Yes
Branch Quantity 0
Centerline Length 21.8
Centerline Length 554
Centerline Length (in) 21.8
Centerline Length (mm) 554
End 1 Inside Diameter .64
End 1 Inside Diameter 16
End 2 Inside Diameter .64
End 2 Inside Diameter 16
Material EPDM
Molded Yes
Number of Quick Connect Fittings 0
Product line Molded Heater Hose
Fits Toyota · 11 vehicles

OEM-style molded hose. Factory-molded for a precise fit and cleaner routing.

EPDM construction. Resists heat and coolant for dependable service.

Versatile application. Suitable for coolant, water, air, and marine use.

Cross-references Davico Mfg 19531, 11531 and 16472M for the same application. See all 4.

$64.05Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $64.05
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all HVAC Heater Hose options

Gates Molded Heater Hose for Tacoma

The Gates Molded Heater Hose, part number 19531, is a factory-molded coolant hose built for tight engine bays and OE-style routing. It is made from EPDM and is sized with 16 mm inside diameter ends and a 21.8 in. centerline length for a precise replacement on select Toyota Tacoma heater applications.

Key Features

  • Factory-molded design for OEM-style fitment in compact engine compartments
  • EPDM construction for coolant, water, and air service
  • 16 mm inside diameter at both ends
  • 21.8 in. centerline length for the specified heater hose routing
  • Approved for marine applications
  • Gates Molded Heater Hose line for direct-fit hose replacement needs

Product Details

Gates 19531 is a molded HVAC heater hose designed around the packaging demands of modern engines. The pre-formed shape helps maintain the correct hose path in tight spaces, while the EPDM material supports use in coolant, water, and air systems. For buyers searching for a Toyota Tacoma heater hose, this part number 19531 matches the upper heater position listed for 2005-2015 Toyota Tacoma applications.

This part cross-references Davico Mfg 19531 for the same application.

Vehicle Fitment

  • Fits 2005-2015 Toyota Tacoma, Heater (Upper)

Common Problems This Hose Can Address

  • Cracked or hardened heater hose material
  • Coolant seepage at a worn upper heater hose
  • Incorrect hose routing in a tight engine compartment
  • Restricted heater circuit flow from a deteriorated hose
  • Replacement needs for a molded Toyota Tacoma heater hose

Installation Notes and Tips

Verify the hose routing, end diameters, and centerline length before installation. This molded hose is shaped for the specified upper heater position on compatible Toyota Tacoma models, so matching the original routing is important for proper fit and clearance. Inspect adjoining clamps, fittings, and nearby coolant components for wear before completing the repair.

Quality Assurance

Gates is known for producing OE-style molded hoses that follow factory fitment requirements for demanding engine layouts. Part number 19531 is built as a molded replacement hose for the listed Tacoma heater application and marine-approved service environments.

Related reading

This part fits 11 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersFuel TypePositionNotes
2015ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2014ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2013ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2012ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2011ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2010ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2009ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2008ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2007ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2006ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
2005ToyotaTacoma4.0LV6GASHeater (Upper)Molded Heater Hose
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Davico Mfg — 195311153116472M8720904020