HomeGates CO34837 Engine Coolant Hose Connector - Coolant Filler Neck
Part #: CO34837

Gates CO34837 Engine Coolant Hose Connector - Coolant Filler Neck

Coolant Outlet, Coolant Filler Neck
7 vehicles fit this part
Select your vehicle to confirm fitment
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Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
Coolant Outlet, Coolant Filler Neck
Fitment: Toyota and Lexus, Sienna and RX350
Easy Returns — Return within 60 days for a full refund
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Overview of Gates Coolant Outlet CO34837

The Gates Coolant Outlet CO34837 is a precision-engineered engine coolant hose connector designed for reliable performance in Lexus RX350 and Toyota Sienna vehicles. Manufactured from durable plastic, this coolant outlet ensures proper coolant flow and system integrity.

  • Material: High-quality plastic construction
  • OE exact fit for Lexus RX350 and Toyota Sienna
  • Multiple outlet diameters for versatile coolant hose connections
  • Type: Hose connector with no bolt holes or gaskets required
  • Compatible with engine cooling systems requiring precise coolant outlet dimensions

Detailed Product Description

The Gates Coolant Outlet from the Coolant Outlet product line is engineered to meet original equipment specifications, ensuring a seamless replacement for your vehicle’s engine coolant hose connector. This part features multiple outlet inside diameters (.232", .313", 1.088", 1.21") and outside diameters (.337", .397", 1.355", 1.43"), allowing it to accommodate various hose sizes within the cooling system. The plastic material provides resistance to corrosion and heat, maintaining system integrity under normal operating conditions. The design excludes bolt holes, gaskets, or seals, simplifying installation and reducing potential leak points.

Compatible Vehicles and Applications

This coolant outlet is specifically compatible with Lexus RX350 and Toyota Sienna models, making it a suitable replacement part for maintaining proper coolant flow and preventing overheating issues in these vehicles.

  • Prevents coolant leaks caused by worn or damaged hose connectors
  • Restores proper coolant circulation in the engine cooling system
  • Eliminates overheating due to faulty coolant outlet connections
  • Replaces cracked or brittle plastic connectors in older vehicles
  • Ensures OEM-level fit and function for Lexus RX350 and Toyota Sienna

Installation Notes and Tips

Installation of the Gates Coolant Outlet CO34837 requires no additional gaskets or seals, as it is designed for a direct hose connection. Ensure that the hose diameters match the specified outlet inside and outside diameters for a secure fit. Inspect the surrounding cooling system components for wear or damage during installation to maintain overall system reliability.

Quality Assurance and Warranty

Gates manufactures the Coolant Outlet CO34837 to meet strict OEM standards, providing an exact fit and reliable performance. This part is an OE exact replacement, ensuring compatibility and durability. While specific warranty details are not provided, Gates products typically come with manufacturer-backed quality assurance to support long-term use in Lexus RX350 and Toyota Sienna vehicles.

BrandGates
Part NumberCO34837
PositionCoolant Outlet, Coolant Filler Neck
0
No
Bolt Hole Quantity0
By-Pass HolesNo
ContentsCoolant Outlet
Gasket Quantity0
MaterialPlastic
Number of Bolt Holes0
Number of Gaskets0
Number of Seals0
OE ExactYes
Outlet Inside Diameter.232
Outlet Inside Diameter.313
Outlet Inside Diameter1.088
Outlet Inside Diameter1.21
Outlet Inside Diameter 1 (in)1.21
Outlet Inside Diameter 2 (in)1.088
Outlet Inside Diameter 3 (in).232
Outlet Inside Diameter 4 (in).313
Outlet Outside Diameter.337
Outlet Outside Diameter.397
Outlet Outside Diameter1.355
Outlet Outside Diameter1.43
Outlet Outside Diameter 1 (in)1.43
Outlet Outside Diameter 2 (in)1.355
Outlet Outside Diameter 3 (in).337
Outlet Outside Diameter 4 (in).397
TypeCoolant Outlet
TypeHose Connector

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2010ToyotaSienna3.5LV6GASCoolant Filler NeckCoolant Outlet
2009LexusRX3503.5LV6GASCoolant Filler NeckCoolant Outlet
2009ToyotaSienna3.5LV6GASCoolant Filler NeckCoolant Outlet
2008LexusRX3503.5LV6GASCoolant Filler NeckCoolant Outlet
2008ToyotaSienna3.5LV6GASCoolant Filler NeckCoolant Outlet
2007LexusRX3503.5LV6GASCoolant Filler NeckCoolant Outlet
2007ToyotaSienna3.5LV6GASCoolant Filler NeckCoolant Outlet

* 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:

160410P180160410P190160410P200160410P2011604131480160413149081572485905902-408CH5408

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