How to service and repair the Three-Way Catalytic Converter (TWC) System on 2000 Toyota Sienna?

To maintain the Three-Way Catalytic Converter (TWC) System, have the vehicle raised and make sure that the converter is cool. Un-hook the heated oxygen sensor, making sure it is installed correctly. Unscrew the bolts and nuts that hold the parts of the exhaust together, and extract the front exhaust pipe, including the gaskets, which are replaced in the replacement. Install in the opposite order.

OEM 2000 Toyota Sienna Catalytic Converter

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2000 Toyota Sienna Exhaust Manifold, Driver Side
Part Number: 25052-20020
$356.15 MSRP: $443.88
You Save: $87.73 (20%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Sub-Assembly; Catalytic Converter with Integrated Exhaust Manifold, Left; Manifold Converter; Converter Sub-Assembly, Exhaust Manifold
- Manufacturer Note: CALIFORNIA SPEC
- Position: Driver Side
- Part Name Code: 25052
- Item Weight: 8.60 Pounds
- Item Dimensions: 36.1 x 7.9 x 20.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 25052-20020
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
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Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS
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2000 Toyota Sienna Exhaust Manifold, Passenger Side
Part Number: 17104-20030
$246.50 MSRP: $351.95
You Save: $105.45 (30%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust; Exhaust Manifold, Right; Manifold Sub-Assembly, Exhaust, Passenger Side
- Manufacturer Note: CALIFORNIA SPEC
- Position: Passenger Side
- Part Name Code: 17104
- Item Weight: 4.40 Pounds
- Item Dimensions: 18.3 x 11.5 x 8.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 17104-20030
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS
View related parts
2000 Toyota Sienna Manifold Sub-Assembly, Exhaust, Passenger Side
Part Number: 17104-20010
$246.50 MSRP: $351.95
You Save: $105.45 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Manifold Sub-Assembly, Exhaust; Gasket, Exhaust Manifold To Head; Exhaust Manifold
- Manufacturer Note: CALIFORNIA SPEC
- Position: Passenger Side
- Item Weight: 7.00 Pounds
- Item Dimensions: 13.1 x 4.7 x 0.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 17104-20010
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS
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2000 Toyota Sienna Front Pipe
Part Number: 17410-0A120
Product Specifications
- Other Name: Pipe Assembly, Exhaust; Catalytic Converter; Exhaust Pipe; Converter & Pipe; Pipe Assembly, Exhaust, Front
- Position: Front
- Part Name Code: 17410
- Item Weight: 11.00 Pounds
- Item Dimensions: 47.2 x 17.7 x 9.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 17410-0A120
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS
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2000 Toyota Sienna Front Pipe
Part Number: 17410-0A203
Product Specifications
- Other Name: Pipe Assembly, Exhaust; Catalytic Converter; Exhaust Pipe; Converter & Pipe; Pipe Assembly, Exhaust, Front
- Manufacturer Note: CALIFORNIA SPEC
- Position: Front
- Replaces: 17410-0A202
- Part Name Code: 17410
- Item Weight: 6.60 Pounds
- Item Dimensions: 24.7 x 3.7 x 20.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 17410-0A203
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS
View related parts
2000 Toyota Sienna Exhaust Manifold, Passenger Side
Part Number: 17141-20060
Product Specifications
- Other Name: Manifold, Exhaust, R; Exhaust Manifold, Right; Manifold Sub-Assembly, Exhaust, Passenger Side
- Position: Passenger Side
- Part Name Code: 17104
- Item Weight: 7.40 Pounds
- Item Dimensions: 14.3 x 10.3 x 10.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 17141-20060
- Warranty: This genuine part is guaranteed by Toyota's factory warranty.
More Info
Fits the following 2000 Toyota Sienna Submodels:
- CE, LE, XLE | 6 Cyl 3.0 L GAS

2000 Toyota Sienna Catalytic Converter

Looking for affordable OEM 2000 Toyota Sienna Catalytic Converter? Explore our comprehensive catalogue of genuine 2000 Toyota Sienna Catalytic Converter. All our parts are covered by the manufacturer's warranty. Plus, our straightforward return policy and speedy delivery service ensure an unparalleled shopping experience. We look forward to your visit!

2000 Toyota Sienna Catalytic Converter Parts Q&A

Q: How to service and repair the Three-Way Catalytic Converter (TWC) System on 2000 Toyota Sienna?
A: To maintain the Three-Way Catalytic Converter (TWC) System, have the vehicle raised and make sure that the converter is cool. Un-hook the heated oxygen sensor, making sure it is installed correctly. Unscrew the bolts and nuts that hold the parts of the exhaust together, and extract the front exhaust pipe, including the gaskets, which are replaced in the replacement. Install in the opposite order.