ECHO AUTOMILES catalytic converter for Toyota Sienna AWD 3.3L V6 improves exhaust flow
ECHO AUTOMILES catalytic converter for Toyota Highlander AWD 3.3L V6 enhances performance
ECHO AUTOMILES RX330 AWD 3.3L V6 converter supports smoother operation
ECHO AUTOMILES high-flow design catalytic converter highlight
ECHO AUTOMILES EPA compliant converter meets emissions standards
Verify compatibility before purchase with ECHO AUTOMILES converter for AWD 3.3L V6
ECHO AUTOMILES catalytic converter for Toyota Sienna AWD 3.3L V6 improves exhaust flow
ECHO AUTOMILES catalytic converter for Toyota Highlander AWD 3.3L V6 enhances performance
ECHO AUTOMILES RX330 AWD 3.3L V6 converter supports smoother operation
ECHO AUTOMILES high-flow design catalytic converter highlight
ECHO AUTOMILES EPA compliant converter meets emissions standards
Verify compatibility before purchase with ECHO AUTOMILES converter for AWD 3.3L V6

ECHO AUTOMILES Catalytic Converter for AWD Toyota Sienna 2004-2006 / Highlander 2004-2007 / RX330 2004-2006 3.3L V6 — EPA Compliant

Overview The ECHO AUTOMILES catalytic converter is engineered for AWD versions of three popular 3.3L V6 models....
Vendor: ECHO AUTOMILES
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£266.37
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ECHO AUTOMILES catalytic converter for Toyota Sienna AWD 3.3L V6 improves exhaust flow

ECHO AUTOMILES Catalytic Converter for AWD Toyota Sienna 2004-2006 / Highlander 2004-2007 / RX330 2004-2006 3.3L V6 — EPA Compliant

£266.37
ECHO AUTOMILES catalytic converter for Toyota Sienna AWD 3.3L V6 improves exhaust flow
ECHO AUTOMILES catalytic converter for Toyota Highlander AWD 3.3L V6 enhances performance
ECHO AUTOMILES RX330 AWD 3.3L V6 converter supports smoother operation
ECHO AUTOMILES high-flow design catalytic converter highlight
ECHO AUTOMILES EPA compliant converter meets emissions standards
Verify compatibility before purchase with ECHO AUTOMILES converter for AWD 3.3L V6

ECHO AUTOMILES Catalytic Converter for AWD Toyota Sienna 2004-2006 / Highlander 2004-2007 / RX330 2004-2006 3.3L V6 — EPA Compliant

£266.37
Description
Description
x

Overview

The ECHO AUTOMILES catalytic converter is engineered for AWD versions of three popular 3.3L V6 models. It aligns with OE references to support a reliable replacement experience and aims to meet emissions standards. This unit references OE numbers 16392 and 16394, reinforcing a close-to-original fit and dependable performance for compatible vehicles.

Important notes: this part is AWD only and not suited for 3.3L V6 Full Hybrid EV-Gas (FHEV) configurations. To ensure the right fit, verify compatibility by entering your vehicle details and reviewing the qualifier notes before purchasing.

Fitment & Verification

  • Sienna 2004-2006 with 3.3L V6, AWD
  • Highlander 2004-2007 with 3.3L V6, AWD
  • RX330 2004-2006 with 3.3L V6, AWD

How to confirm fitment is simple: enter year, make, model, engine, and trim on the product page and review the qualifier notes to confirm compatibility with your vehicle’s configuration.

Performance & Design Highlights

  • High-flow design optimizes exhaust flow, potentially reducing backpressure and supporting smoother engine operation.
  • Solid construction paired with OE reference alignment offers a dependable replacement that mirrors factory expectations.
  • EPA compliant production ensures the unit is built to meet federal emissions standards.

Compliance & Regional Restrictions

  • Not eligible for sale or installation in California and Colorado.
  • Additional restrictions apply in Maine and New York. Always verify local regulations before purchase.
  • Refer to your Emission Control Information Label and the instruction manual for guidance.

Getting the Right Fit

Carefully review the fitment notes and reference OE numbers 16392 and 16394 to confirm this converter matches your vehicle’s OEM specification. Checking compatibility helps set expectations for performance and compliance in your region.

FAQ

Q: Which vehicles and engines does this catalytic converter fit?

A: Fits Sienna 2004-2006 3.3L V6, Highlander 2004-2007 3.3L V6, RX330 2004-2006 3.3L V6, AWD-only; not for FHEV or non-AWD.

Q: Are there state restrictions I should be aware of?

A: Yes. Not for sale or installation in California and Colorado; Maine and New York have restrictions. Check Emission Control Label and the instruction manual before purchase.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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