YITAMOTOR® 2004-2006 Toyota Sienna FWD 3.3L Catalytic Converters Passenger & Driver Side Bank 1 /2 (EPA Compliant)
 | Q&A

YITAMOTOR® 2004-2006 Toyota Sienna FWD 3.3L Catalytic Converters Passenger & Driver Side Bank 1 /2 (EPA Compliant)

: YITAMotor

 | Q&A

- Internal Honeycomb Structure Design for Max Exhaust Flow
- Improve the Efficiency, Clear the P0420/P0430 Code
- Use Shockproof Packaging to Reduce Deformation or Damage
- Not Legal for Sale in CA, NY, CO, and ME
- 5-Year or 50,000-mile Limited Warranty

Regular price $249.99


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  • Will it fit 2004

    Hello, these catalytic converters will fit 2004 Toyota Sienna FWD 3.3L V6.

  • Is it fit for the 06 Toyota Sienna?

    Yes, it only fit the 2006 Toyota Sienna 3.3L FWD model. Please make sure your car model is fitted.


YITAMOTOR 2004-2006 Sienna FWD catalytic converter set with passenger & driver sides, you can have it with a combination, with no worry about compatibility.


2004-2006 Toyota Sienna FWD 3.3L V6

Professional installation would be highly recommended


1. Maximum Efficiency for Exhaust Flow

Internal honeycomb ceramic substrates have a porous structure to increase the reaction area and ensure sufficient catalysts (Pt, Rh, Pd) on the coating surface for a higher conversion rate.

2. Stainless steel shell, Durability

Adopts heavy-duty T409 stainless steel shell that highly resists heat, rust, and corrosion for longer service life, with no worry about bending or melting even in extreme conditions.

3. EPA Federal Standard Certificated

All YITAMOTOR catalytic converters are stamped with an exclusive EPA number on the shell. YITAMOTOR offers a 5-year or 50,000 miles limited warranty, for any manufacturer defect.

4. Attention

If your vehicle is registered in California, New York, Colorado & Maine, DO NOT BUY This item.
If your vehicle MEETS California REQUIREMENT, BUT NOT REGISTER In California, New York, Colorado & Maine. This will work on your vehicle.
Due to the increased emissions standards. This item is not certified for sale in California, New York, Colorado & Maine.

Package Included

2 X Catalytic Converter w/Installation Accessories

We may pack the item in 2 parcels because the products are shipped from different warehouses, Pls don't worry if you only receive one cat. The other parcel will arrive at you sooner.


California Residents: Prop 65 Warning

WARNING: Cancer and Reproductive Harm


Certifications OBD-II / Federal EPA / Non-CARB
Material Stainless steel
Restricted States California, New York, Colorado & Maine
Fitment Type Direct Replacement
Connection Type 6 Bolt/2 Bolt Welded Flange
Inlet type Single (6-bolt welded flange)
Outlet type Single (2-bolt welded flange)
Dimensions 18 in. overall length
Oxygen Sensor Location Pre-Catalyst
Placement on Vehicle Passenger Side & Driver Side
Substrate Ceramic
Interchange Part Number 16393,58144,40374
Other Part Number 750056,750054,641290
Warranty 5 Years or 50,000 Miles Limited
Package Includes 2x Catalytic Converter w/Installation Accessories

Easy Return

At YITAMOTOR, Your order means a lot to us, Feel free to contact us if you have any questions.

Not satisfied with it? We offer returns for products in new/unused condition within 30 days of delivery for a refund or exchange.

Returns or Exchanges items in 4 easy steps, and Appointment FedEx pickup service for you, hope you enjoy our safe and worry-free after-sales service.


1. Item processing time 


1. It may be delayed during holidays, such as Black Friday, Christmas, New Year, etc. Or under special weather conditions.

2. We will ship your item only by FEDEX, Please do not leave PO.BOX address.