Used 2017-2020 Toyota Sienna 3.5L Engine Coolant Cooling Radiator Cap Cover Lid OEM

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Used 2017-2020 Toyota Sienna 3.5L Engine Coolant Cooling Radiator Cap Cover Lid OEM

Name: Used 2017-2020 Toyota Sienna 3.5L Engine Coolant Cooling Radiator Cap Cover Lid OEM
Brand: Toyota
SKU: 3345-0448
Price: 20.99 USD
Availability: InStock

Fits / from: Toyota Sienna 2020 Stock no.: 3345-0448 Category: Radiator Cap OE / OEM number: 1640131830, 16401-31830 Manufacturer part no. (MPN): 1640131830, 16401-31830 Condition: Used — OEM

$20.99

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✅ Genuine OEM — removed from a real vehicle in our US yard
✅ The photo is the exact part you receive
✅ Fitment-checked · free 30-day returns
✅ Talk to a real person — ask us anything

About this part

Original manufacturer (OEM) 2017-2020 Toyota Sienna 3.5L Engine Coolant Cooling Radiator Cap Cover Lid OEM — pulled, inspected and photographed at our US warehouse. It fits Lexus ES350, Lexus GX460, Lexus IS300 and 13 more (2016–2024). OE / OEM number: 1640131830, 16401-31830. Manufacturer part number (MPN): 1640131830, 16401-31830. In stock and ready to ship across the USA (free local pickup in New Jersey). What you see in the photos is the exact part you get — fitment-checked, free 30-day returns.

Not sure it fits your car? Send us a quick request — our team confirms fitment, availability and price fast.

Specifications

Category	Radiator Cap
Fits / from	Toyota Sienna 2020
OE / OEM number	1640131830, 16401-31830
MPN	1640131830, 16401-31830
Stock number	3345-0448
Condition	Used — OEM, tested
Availability	In stock

Fits these vehicles

This genuine used OEM part is confirmed to fit 398 vehicle configurations across the makes and models below — it was removed from a Toyota Sienna 2020. Don’t see your exact car? Send a quick request and we’ll confirm fitment before you buy.

Vehicle	Years	Engine
Lexus ES350	2019–2022	3.5L
Lexus GX460	2016–2023	4.6L
Lexus IS300	2016–2020	3.5L
Lexus IS350	2016–2020	3.5L
Lexus RC300	2016–2018	3.5L
Lexus RC350	2016–2018	3.5L
Lexus RX350	2016–2022	3.5L
Lexus RX350L	2018–2021	3.5L
Lexus RX450h	2018–2019	3.5L
Lexus RX450hL	2018–2021	3.5L
Toyota 4Runner	2016–2024	4.0L
Toyota Avalon	2019–2022	2.5L, 3.5L
Toyota Camry	2018–2024	2.5L, 3.5L
Toyota Highlander	2017–2019	2.7L, 3.5L
Toyota Sienna	2017–2020	3.5L
Toyota Tacoma	2017–2018	2.7L, 3.5L

Showing 300 of 398 compatible configurations. Ask us to confirm your exact vehicle.

Questions & answers

Will this part fit my Toyota Sienna?

It fits Lexus ES350, Lexus GX460, Lexus IS300, Lexus IS350 and other models from 2016–2024. Send your exact car (make, model, year) and we confirm fitment before you buy.

Is this a genuine OEM part?

Yes — an original manufacturer (OEM) part removed from a real vehicle in our US yard, not an aftermarket copy.

What condition is it in?

Used and tested. The photos on this page are the exact item you receive — no stock photos.

How do I order — there is no online checkout?

Send a request with your name and phone. Our team confirms availability and price and helps you complete the purchase and shipping. Free 30-day returns.

Do you ship, or can I pick it up?

Free local pickup at our New Jersey yard, and we ship across the USA. Worldwide shipping is available on request.

What part numbers does this match?

This part matches OE 1640131830, 16401-31830; MPN 1640131830, 16401-31830. These numbers identify interchangeable parts across vehicles — send us a number and we match it fast.

Used 2017-2020 Toyota Sienna 3.5L Engine Coolant Cooling Radiator Cap Cover Lid OEM

About this part

Specifications

Fits these vehicles

Questions & answers

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