Toyota Sienna Catalytic Converters

We found 20 eBay listings for Toyota Sienna catalytic converters, covering model years 1998 to 2020.

20 listings available |18 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare catalytic converters options for the Toyota Sienna by part number, specification and seller fitment details. Matching listing titles mention 1998–2020; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 20 listings for Toyota Sienna catalytic converters checked on 5 November 2026, 20 give model years between 1998 and 2020, most often 2004–2006 (6). Positions named in the titles: rear (6), front (3). Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

20 Results

Catalytic Converters

Found 20 listings for "toyota sienna catalytic converters"

For Toyota Sienna 2011-2015 3.5L FWD Bank 1+2 Manifold Catalytic Converters Set

For Toyota Sienna 2011-2015 3.5L FWD Bank 1+2 Manifold Catalytic Converters Set

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New📍 US
Seller: yibei-tech
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Catalytic Converter Set For 2011 2012 2013 Toyota Sienna 2.7L l4 Front Rear EPA

Catalytic Converter Set For 2011 2012 2013 Toyota Sienna 2.7L l4 Front Rear EPA

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New📍 US
Seller: antiqua-autoparts
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2011-2013 TOYOTA Sienna 2.7L Catalytic Converters 2 PIECES PAIR FWD

2011-2013 TOYOTA Sienna 2.7L Catalytic Converters 2 PIECES PAIR FWD

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New📍 US
Seller: exhaust-catalytic
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2007-2010 TOYOTA SIENNA 3.5L Manifold Catalytic Converters 2 PIECES PAIR AWD

2007-2010 TOYOTA SIENNA 3.5L Manifold Catalytic Converters 2 PIECES PAIR AWD

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New📍 CA
Seller: exhaust-catalytic
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For Toyota Sienna 2011-2015 3.5L Bank 1+2 Manifold Catalytic Converters

For Toyota Sienna 2011-2015 3.5L Bank 1+2 Manifold Catalytic Converters

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New📍 US
Seller: turitrade
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2003-2007 Toyota Sienna 3.3L Catalytic Converter Set 73517109 840130

2003-2007 Toyota Sienna 3.3L Catalytic Converter Set 73517109 840130

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New other (see details)📍 US
Seller: myprojectfit
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Front & Rear Manifold Catalytic Converter For 2004-2006 Toyota Sienna 3.3L

Front & Rear Manifold Catalytic Converter For 2004-2006 Toyota Sienna 3.3L

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New📍 US
Seller: autogards_us
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For 2004-2006 Toyota Sienna 3.3L Manifold Catalytic Converter Bank 1 EPA

For 2004-2006 Toyota Sienna 3.3L Manifold Catalytic Converter Bank 1 EPA

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New📍 US
Seller: kyx-wheelspacer
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Catalytic Converter 2004-2006 Toyota Sienna 3.3L  AWD / ALL 3 PCS

Catalytic Converter 2004-2006 Toyota Sienna 3.3L AWD / ALL 3 PCS

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New📍 US
Seller: quality-exhausts
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Bank 1 & 2 Manifold Catalytic Converters For 2011-2015 Toyota Sienna 3.5L FWD

Bank 1 & 2 Manifold Catalytic Converters For 2011-2015 Toyota Sienna 3.5L FWD

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New📍 US
Seller: bestwish2018
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3x Catalytic Converter 2004-2006 For Toyota Sienna 3.3L Bank 1&2&Rear FWD ONLY

3x Catalytic Converter 2004-2006 For Toyota Sienna 3.3L Bank 1&2&Rear FWD ONLY

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New📍 US
Seller: best-aoutoparts
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For 2011 2012 2013 2014 2015 Toyota Sienna 3.5L V6 FWD Both Catalytic Converters

For 2011 2012 2013 2014 2015 Toyota Sienna 3.5L V6 FWD Both Catalytic Converters

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New📍 US
Seller: goodshepherd18
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2X Catalytic Converter For 2007-2010 Toyota Sienna/2008-2013 Highlander 3.5L AWD

2X Catalytic Converter For 2007-2010 Toyota Sienna/2008-2013 Highlander 3.5L AWD

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New📍 US
Seller: catautoparts
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Catalytic Converter For 1998-2000 Toyota Sienna 3.0L

Catalytic Converter For 1998-2000 Toyota Sienna 3.0L

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New📍 US
Seller: mr.wheelrim.catalytic
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Catalytic Converter For Toyota Sienna 2017-2020/Highlander 2017-2019 3.5L

Catalytic Converter For Toyota Sienna 2017-2020/Highlander 2017-2019 3.5L

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New📍 US
Seller: js_exhaust
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2011-2016 TOYOTA Sienna 3.5L Rear Direct Fit Catalytic Converter AWD

2011-2016 TOYOTA Sienna 3.5L Rear Direct Fit Catalytic Converter AWD

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New📍 US
Seller: exhaust-catalytic
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For Toyota Sienna 3.3L 2004-2006 FWD Front Manifold Catalytic Converter Set

For Toyota Sienna 3.3L 2004-2006 FWD Front Manifold Catalytic Converter Set

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New📍 US
Seller: shmoto
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New Catalytic Converter Set Fit For 2004 2005 2006 Toyota Sienna 3.3L FWD

New Catalytic Converter Set Fit For 2004 2005 2006 Toyota Sienna 3.3L FWD

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New📍 US
Seller: million_autoparts
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Catalytic Converter For 2002-2006 For Toyota Sienna 3.3L Bank 1 Bank 2 Rear

Catalytic Converter For 2002-2006 For Toyota Sienna 3.3L Bank 1 Bank 2 Rear

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New📍 US
Seller: sarotinemission
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TOYOTA Sienna 3.3L 2004-2006 Rear Catalytic Converter FWD

TOYOTA Sienna 3.3L 2004-2006 Rear Catalytic Converter FWD

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New📍 US
Seller: mr.converter
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Questions about these listings

Which model years are named in the listings for Toyota Sienna catalytic converters?

20 listing titles give model years from 1998 to 2020; 2004–2006 appears most often (6 listings). Check your car’s year against the fitment details in each listing.

Which positions are named in the listings for Toyota Sienna catalytic converters?

The titles name rear (6 listings) and front (3). Order for the position on your car, as stated in the title or the seller’s fitment details.

How do I check fitment before buying Toyota Sienna catalytic converters?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Toyota Sienna catalytic converters search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.