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16321-0A040-E22 2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe Genuine New
16321-0A040-E22 2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe Genuine New
16321-0A040-E22 2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe Genuine New
16321-0A040-E22 2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe Genuine New
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2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe

In stock
$ 36.02

2004-2006 Toyota Sienna 3.3 L Water Inlet Pipe

The Genuine OEM Toyota Water Inlet Pipe for the 2004-2006 Toyota Sienna 3.3 L is a crucial component in the proper functioning of your vehicle's cooling system. This pipe is responsible for directing coolant from the radiator into the engine, ensuring that it stays at the optimal temperature for efficient operation.

Installation Instructions:

  1. Before starting, ensure that the engine is turned off, the key is removed from the ignition, and all electrical accessories are turned off.

  2. Locate the water inlet pipe on your 2004-2006 Toyota Sienna 3.3 L. It is typically located near the front of the engine compartment and will be a metal pipe with two hose connections.

  3. Using a wrench or pliers, disconnect the hoses from the old water inlet pipe. Be prepared for some coolant to spill out, so have a container ready to catch any excess fluid.

  4. Remove the old water inlet pipe by unfastening the bolts or screws that secure it in place. Take note of their location for future reference.

  5. Install the new genuine Toyota water inlet pipe in the same location and orientation as the old one.

  6. Reconnect the hoses to the new water inlet pipe, making sure that they are tightened securely and aligned properly.

  7. Refill the coolant reservoir with the appropriate type and amount of coolant. Consult the owner's manual or a mechanic for guidance if necessary.

  8. Turn on the engine and check for any coolant leaks or other issues. Allow the engine to warm up and reach operating temperature before driving.

Tools Needed: Wrench or pliers, container for excess coolant.

Skill Level: Intermediate.

Time Required: 1-2 hours, depending on experience.

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Simply return your part in the exact same condition and packaging that you received it in within 30 days for a full refund of the purchase price of the part, minus the original shipping charges. You don't even have to contact us. Just be sure the read the requirements below and follow the instructions at the bottom of this page.



Any part that does not have all of the original packaging with the attached manufacturer part number label.

Believe it or not, this is super important! Don't throw away the packaging. Manufacturers won't accept returns on a part without the genuine OEM Packaging, so we won't be able to credit you. (Even if the part is brand new with no packaging, we would have to return it to you).


You have installed or attempted to install or disassemble the part
You have painted the part.
You have broken the part.
You have lost the original packaging.
You have gotten the part wet, or the part has greasy fingerprints.


Electrical parts can only be returned if they have not been installed, programmed, or plugged in. If the part shows signs, of an attempted install we will be unable to accept your return.

An electrical part is any part that plugs in, contains a switch, sensor, circuit board, or electrical wiring.


All Products are. covered by a 1-year Warranty.


Our Warranty Coverage

We will replace the parts free of charge for any reason not caused by collision or installation, other human intervention, incorrect application, modifications, use of the products outside the context of its normal, customary, and intended operating conditions (including without limitation, any form of commercial, fleet, rental or off-road use), or physical damage for 1 year and only for the vehicle in which the part was originally installed.

One Time replacement.

Warranty Covers only one replacement in the warranty period. Multiple Replacements are not covered, after one replacement warranty will no longer be in effect.

Warranty Is nontransferable and is only valid for the VIN number of the vehicle for which it was purchased. Warranty does not transfer to the new owner of the item purchased or the vehicle purchased with the item installed.

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