Dorman 603-867 Washer Fluid Reservoir - Front

Brand Dorman 603-867
Position Front
Material Plastic
Material Plástico
Length 3.5
Color Blanco
Color White
Hoses Included No
Hoses Included Non
Attachment Type Bolt on
Attachment Type Con perno
Width 11.5
Mounting Hardware Included No
Mounting Hardware Included Non
Height 15
Hose Port Diameter 0.37
Washer Pump Included No
Washer Pump Included Non
Fluid Level Sensor No
Fluid Level Sensor Non
Mounting Bracket Included No
Mounting Bracket Included Non
Maximum Capacity 4
Working Capacity 4
Capacity 3 l
Capacity 3l
Contenidos del paquete 1 depósito de anticongelante
Contenidos del paquete 1 tapa
Package Contents 1 cap
Package Contents 1 coolant reservoir
Reservoir Cap Included Oui
Reservoir Cap Included
Fits Toyota · 6 vehicles

OE-style fit and function. Matches the original reservoir for straightforward replacement.

Bolt-on attachment. Installs without special mounting hardware.

Plastic construction. Built to handle underhood heat and engine vibration.

Cross-references Partslink Numbering System TO1288227, Partslink Numbering System TO1288228 and 8531504100 for the same application. See all 3.

$108.30Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $108.30
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE-Style Washer Fluid Reservoir for Tacoma

This Dorman washer fluid reservoir is built to match the original equipment fit and function for select Toyota applications. It is made from plastic and engineered to handle underhood heat and engine vibration on the specified vehicles.

  • Direct-fit washer fluid reservoir for front application
  • Plastic construction in white
  • Bolt-on attachment type
  • Reservoir cap included
  • 3L working capacity
  • No washer pump, hoses, fluid level sensor, or mounting bracket included

Detailed Product Overview

Dorman 603-867 is a replacement washer fluid reservoir designed for 2016-2021 Toyota Tacoma, front, excluding Cold Weather Specification models. It is shaped to align with OE mounting points and system layout, helping restore washer fluid storage on the vehicle. The reservoir measures 15 in. high, 11.5 in. wide, and 3.5 in. long, with a 0.37 in. hose port diameter and a 4-unit maximum/working capacity listed in the product data. This part cross-references Toyota 8531504100 and Partslink TO1288227 for the same application. Dorman 603-867 is a practical OE-style replacement for Tacoma washer system service.

Common Problems This Part Can Address

  • Cracked or leaking washer reservoir
  • Washer fluid loss from heat- or vibration-related damage
  • Broken reservoir mounting points
  • Low washer fluid storage after reservoir failure
  • Washer system service on a 2016-2021 Toyota Tacoma, front

Installation Notes

Verify vehicle fitment before installation, especially for 2016-2021 Toyota Tacoma models with Cold Weather Specification, which are excluded. Transfer any reusable components from the original system as needed, since the reservoir does not include a washer pump, hoses, fluid level sensor, or mounting hardware. Confirm hose port alignment and bolt-on mounting points before filling the system.

Quality Assurance

This reservoir is engineered to match OE fit and function and to withstand underhood heat and engine vibration in the specified application. Dorman 603-867 is built as a replacement part for direct service on the listed Toyota Tacoma fitment.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2021ToyotaTacomaFrontExc. Cold Weather Specification
2020ToyotaTacomaFrontExc. Cold Weather Specification
2019ToyotaTacomaFrontExc. Cold Weather Specification
2018ToyotaTacomaFrontExc. Cold Weather Specification
2017ToyotaTacomaFrontExc. Cold Weather Specification
2016ToyotaTacomaFrontExc. Cold Weather Specification
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Partslink Numbering System — TO1288227Partslink Numbering System — TO12882288531504100