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Plymouth Catalytic Converter Replacement
We Have 302 Items for Plymouth Catalytic Converter Replacement In-Stock
On all orders over $50
Select your vehicle
- List Price: $175.50
- Our Price: $148.73
- You Save: $26.77

This direct fit item is manufactured from high quality and durable stainless steel catalytic case, 16-gauge aluminized steel tubes, and heat shield for long lasting durability and for better protection. It also features honeycomb catalyst that has maximum surface area flow.
OBD-II and EPA compliant catalytic converter; It is a high quality aftermarket replacement for the OEM catalytic converter. Designed for easy installation - it requires no cutting or welding!
Specifications:- Round body
- With one oxygen sensor port
- 1 inlet and 1 outlet configuration
Notes:
- 49-state legal, not for sale or use in California; Cannot be shipped to California addresses.
| Location: | Rear |
|---|---|
| Type: | 49-state legal - no CA shipments, Direct fit |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile limited warranty |
Fits the following 2000-2001 Plymouth Neon submodels:
- 2000-2001: High Line; 4 Cyl 2.0L;
Availability:In stock
- List Price: $156.23
- Our Price: $67.06
- You Save: $89.17

The ECO II Catalytic Converter from Eastern features greater loadings of precious metals - leading to better catalytic efficiency. This product is ideal to use on vehicles with complex or OBD II systems.
Eastern is one of the top manufacturers of catalytic converters, incorporating exclusive and sophisticated research and development to assure that only the best goes into the market.
Specifications:
- 14 in. overall length
- 2.5 in. inlet/outlet size
- Oval body
| Series: | Eastern Standard |
|---|---|
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1995-1999 Plymouth Neon submodels:
- 1998-1999: ACR; 4 Cyl 2.0L;
- 1998-1999: Expresso; 4 Cyl 2.0L;
- 1998-1999: Style; 4 Cyl 2.0L;
- 1995-1999: High Line; 4 Cyl 2.0L;
- 1995-1997: Base; 4 Cyl 2.0L;
- 1995-1996: Sport; 4 Cyl 2.0L;
Availability:In stock
- List Price: $164.24
- Our Price: $70.18
- You Save: $94.06

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lbs. GVW
- 2 in. inlet
- 2 in. outlet
- Single center inlet and outlet configuration
- 10 in. L x 5 in. W x 5 in. H, 14 in. overall length
- Round casing
- With one angled oxygen sensor
- Without air tube provision
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | With Federal Emissions System |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 2000-2001 Plymouth Neon submodels:
- 2000-2001: High Line; 4 Cyl 2.0L;
- 2000-2001: LX; 4 Cyl 2.0L;
Availability:In stock
- List Price: $156.23
- Our Price: $67.28
- You Save: $88.95

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lbs. GVW
- 2.25 in. inlet
- 2.25 in. outlet
- Single center inlet and outlet configuration
- 10 in. L x 6 in. W x 4.25 in. H, 14 in. overall length
- Oval casing
- Without oxygen sensor port and air tube provision
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | With Single 2.25 in. Inlet/Outlet Size |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1992-2000 Plymouth Voyager submodels:
- 1997-2000: Base; 6 Cyl 3.3L;
- 1996-2000: Base; 4 Cyl 2.4L;
- 1996-2000: SE; 4 Cyl 2.4L;
- 1996-2000: SE; 6 Cyl 3.3L;
- 1992-2000: Base; 6 Cyl 3.0L;
- 1992-2000: SE; 6 Cyl 3.0L;
- 1999-1999: Expresso; 6 Cyl 3.8L;
- 1999-1999: SE; 6 Cyl 3.8L;
- 1998-1999: Base; 6 Cyl 3.8L;
- 1998-1999: Expresso; 4 Cyl 2.4L;
- 1998-1999: Expresso; 6 Cyl 3.0L;
- 1998-1999: Expresso; 6 Cyl 3.3L;
- 1992-1995: LE; 6 Cyl 3.0L;
- 1992-1994: LX; 6 Cyl 3.0L;
Availability:In stock
- List Price: $164.24
- Our Price: $69.92
- You Save: $94.32

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- With oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.25 in. inlet diameter
- 2.25 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | With ULEV Emission System |
|---|---|
| Location: | Rear |
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 2000-2001 Plymouth Neon submodels:
- 2000-2001: High Line; 4 Cyl 2.0L; "VIN C"
Availability:In stock
- List Price: $112.58
- Our Price: $51.93
- You Save: $60.65

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lb GVW
- Without air tube provision and oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2 in. inlet diameter
- 2 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | From 12/86, Wagon, To 12/86, Wagon |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1984-1991 Plymouth Colt submodels:
- 1991-1991: 200 GT; 4 Cyl 1.5L;
- 1990-1991: GL; 4 Cyl 1.5L;
- 1989-1991: 100 DL; 4 Cyl 1.5L;
- 1989-1991: 100 E; 4 Cyl 1.5L;
- 1989-1991: Base; 4 Cyl 1.5L;
- 1990-1990: 100; 4 Cyl 1.5L;
- 1990-1990: 100; 4 Cyl 1.6L;
- 1989-1990: 100 LX; 4 Cyl 1.5L;
- 1989-1990: 100 LX; 4 Cyl 1.6L;
- 1989-1990: 200 DL; 4 Cyl 1.5L;
- 1989-1990: 200 E; 4 Cyl 1.5L;
- 1989-1990: GT; 4 Cyl 1.5L;
- 1989-1990: GT; 4 Cyl 1.6L;
- 1987-1990: DL; 4 Cyl 1.5L;
- 1989-1989: 100 DL; 4 Cyl 1.6L;
- 1989-1989: 200 LX; 4 Cyl 1.5L;
- 1989-1989: 200 LX; 4 Cyl 1.6L;
- 1987-1989: E; 4 Cyl 1.5L;
- 1988-1988: DL; 4 Cyl 1.6L;
- 1987-1988: Premier; 4 Cyl 1.5L;
- 1987-1988: Premier; 4 Cyl 1.6L;
- 1984-1988: Vista; 4 Cyl 2.0L;
Availability:In stock
- List Price: $112.58
- Our Price: $51.93
- You Save: $60.65

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lb GVW
- Without air tube provision and oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2 in. inlet diameter
- 2 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Location: | Rear |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1981-1986 Plymouth Colt submodels:
- 1985-1986: DL; 4 Cyl 1.5L;
- 1985-1986: E; 4 Cyl 1.5L;
- 1985-1986: Premier; 4 Cyl 1.5L;
- 1985-1986: Premier; 4 Cyl 1.6L;
- 1984-1986: DL; 4 Cyl 1.6L;
- 1984-1984: DL; 4 Cyl 1.4L;
- 1984-1984: E; 4 Cyl 1.4L;
- 1984-1984: E; 4 Cyl 1.6L;
- 1983-1983: Custom; 4 Cyl 1.6L;
- 1983-1983: Deluxe; 4 Cyl 1.4L;
- 1983-1983: Deluxe; 4 Cyl 1.6L;
- 1981-1983: Base; 4 Cyl 1.4L;
- 1981-1983: Base; 4 Cyl 1.6L;
Availability:In stock
- List Price: $112.58
- Our Price: $51.70
- You Save: $60.88

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lb GVW
- Without air tube provision and oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.5 in. inlet diameter
- 2.5 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Location: | Rear |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1981 Plymouth Gran Fury submodels:
- 1981-1981: Base; 8 Cyl 5.2L;
Availability:In stock
- List Price: $112.58
- Our Price: $51.70
- You Save: $60.88

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lb GVW
- Without air tube provision and oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.5 in. inlet diameter
- 2.5 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | With 2 Bends in Rear Pipe, With Single 2.5 in. Inlet/Outlet Size |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1988-1995 Plymouth Voyager submodels:
- 1994-1995: Base; 6 Cyl 3.3L;
- 1991-1995: Base; 6 Cyl 3.0L;
- 1991-1995: LE; 6 Cyl 3.3L;
- 1991-1995: SE; 6 Cyl 3.3L;
- 1989-1995: LE; 6 Cyl 3.0L;
- 1989-1995: SE; 6 Cyl 3.0L;
- 1994-1994: LX; 6 Cyl 3.3L;
- 1990-1994: LX; 6 Cyl 3.0L;
- 1990-1991: LX; 4 Cyl 2.5L; "FI"
- 1990-1991: LX; 4 Cyl 2.5L; "Naturally Aspirated"
- 1988-1991: Base; 4 Cyl 2.5L; "FI"
- 1988-1991: Base; 4 Cyl 2.5L; "Naturally Aspirated"
- 1988-1991: LE; 4 Cyl 2.5L; "FI"
- 1988-1991: LE; 4 Cyl 2.5L; "Naturally Aspirated"
- 1988-1991: SE; 4 Cyl 2.5L; "FI"
- 1988-1991: SE; 4 Cyl 2.5L; "Naturally Aspirated"
- 1990-1990: LX; 4 Cyl 2.5L; "Turbocharged"
- 1989-1990: Base; 4 Cyl 2.5L; "Turbocharged"
- 1989-1990: LE; 4 Cyl 2.5L; "Turbocharged"
- 1989-1990: SE; 4 Cyl 2.5L; "Turbocharged"
Availability:In stock
- List Price: $112.58
- Our Price: $51.80
- You Save: $60.78

Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- 6,000 lb GVW
- Without air tube provision and oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.25 in. inlet diameter
- 2.25 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Fit Note: | FWD |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Universal |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1987-1995 Plymouth Voyager submodels:
- 1992-1995: Base; 4 Cyl 2.5L; "Naturally Aspirated"
- 1991-1994: Base; 6 Cyl 3.0L;
- 1990-1994: LX; 6 Cyl 3.0L;
- 1987-1994: LE; 6 Cyl 3.0L;
- 1987-1994: SE; 6 Cyl 3.0L;
- 1993-1993: LE; 4 Cyl 2.5L; "Naturally Aspirated"
- 1992-1993: LX; 4 Cyl 2.5L; "Naturally Aspirated"
- 1992-1993: SE; 4 Cyl 2.5L; "Naturally Aspirated"
Availability:In stock
- List Price: $116.18
- Our Price: $48.62
- You Save: $67.56
Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- With one air tube provision
- Without oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.25 in. inlet diameter
- 2.25 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Location: | Center |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1989-1991 Plymouth Acclaim submodels:
- 1990-1991: Base; 6 Cyl 3.0L;
- 1990-1991: LE; 6 Cyl 3.0L;
- 1989-1991: LX; 6 Cyl 3.0L;
Availability:In stock
- List Price: $116.18
- Our Price: $48.62
- You Save: $67.56
Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- With one air tube provision
- Without oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.25 in. inlet diameter
- 2.25 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Series: | Eastern Standard |
|---|---|
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1992-1995 Plymouth Acclaim submodels:
- 1992-1995: Base; 6 Cyl 3.0L;
Availability:In stock
- List Price: $116.18
- Our Price: $48.62
- You Save: $67.56
Eastern catalytic converters are constructed using Eastern's proprietary NANO technology chemistry that yields highly efficient loadings for lower cost and better converter efficiency. It features high flow design that maximizes engine output and catalytic efficiency.
Specifications
- 3-way catalyst style
- With one air tube provision
- Without oxygen sensor port
- Oval body
- 6 x 4.25 x 10 in. body, 14 in. overall length
- 2.25 in. inlet diameter
- 2.25 in. outlet diameter
- Single inlet and outlet configuration
- 49-state legal; Not for sale or use in California; Cannot be shipped to California addresses
- Non-directional and can be installed either way
- Modification of the exhaust is required
| Location: | Rear |
|---|---|
| Series: | Eastern Standard |
| Type: | 49-state legal - no CA shipments, Minor modifications required |
| Quantity Sold: | Sold individually |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1982-1989 Plymouth Gran Fury submodels:
- 1984-1989: Salon; 8 Cyl 5.2L;
- 1982-1988: Base; 8 Cyl 5.2L;
Availability:In stock
- List Price: $562.68
- Our Price: $221.07
- You Save: $341.61

Eastern ECO II Series Catalytic Converter
30 years of innovation is proof enough that Eastern is the best manufacturer of the finest aftermarket and original equipment catalytic converters on the market. Their ECO Series Catalytic Converters which are designed to help keep the Check Engine Light (MIL) off is another set of catalytic converters with world class quality.
The Eastern ECO II Series Catalytic Converter is made specifically for most complex or second generation on board diagnostic (OBD II) systems. It features wash coats with greater loadings of precious metals to handle applications with ultra low emissions, higher than normal emissions, as well as vehicles with higher mileage and heavier workloads.
The Eastern ECO II Series Catalytic Converter's features in a nutshell:
- Engineered with Eastern's proprietary NANO technology yielding highly efficient loadings for lower cost and better converter efficiency
- Features an advanced materials design for maximum engine output and performance
Specifications:
- 3-way catalyst style
- 2.5 in. inlet
- 2 in. outlet
- 34.5 in. overall length
- With one 18 mm style oxygen sensor port
- Round body
- Single inlet and outlet configuration
- 49-state legal; Not legal in California and other states adopting California Emissions Standards; Not for sale or use in California and other states adopting California Emissions Standards; Cannot be shipped to California and such states
| Location: | Rear |
|---|---|
| Series: | Eastern ECO II |
| Type: | 49-state legal - no CA shipments, Direct fit |
| Quantity Sold: | Assembly |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 2000-2001 Plymouth Neon submodels:
- 2000-2001: High Line; 4 Cyl 2.0L;
Availability:In stock
- List Price: $514.50
- Our Price: $209.25
- You Save: $305.25

Eastern ECO II Series Catalytic Converter
30 years of innovation is proof enough that Eastern is the best manufacturer of the finest aftermarket and original equipment catalytic converters on the market. Their ECO Series Catalytic Converters which are designed to help keep the Check Engine Light (MIL) off is another set of catalytic converters with world class quality.
The Eastern ECO II Series Catalytic Converter is made specifically for most complex or second generation on board diagnostic (OBD II) systems. It features wash coats with greater loadings of precious metals to handle applications with ultra low emissions, higher than normal emissions, as well as vehicles with higher mileage and heavier workloads.
The Eastern ECO II Series Catalytic Converter's features in a nutshell:
- Engineered with Eastern's proprietary NANO technology yielding highly efficient loadings for lower cost and better converter efficiency
- Features an advanced materials design for maximum engine output and performance
Specifications:
- 3-way catalyst style
- 4-bolt welded type inlet
- 2.25 in. outlet
- 70 in. overall length
- With two 18 mm style oxygen sensor ports
- Oval body
- Single inlet and outlet configuration
- 49-state legal; Not legal in California and other states adopting California Emissions Standards; Not for sale or use in California and other states adopting California Emissions Standards; Cannot be shipped to California and such states
| Series: | Eastern ECO II |
|---|---|
| Type: | 49-state legal - no CA shipments, Direct fit |
| Quantity Sold: | Assembly |
| Warranty: | 5-year or 50,000-mile Eastern limited warranty |
Fits the following 1996-2000 Plymouth Voyager submodels:
- 1997-2000: Base; 6 Cyl 3.3L;
- 1996-2000: Base; 4 Cyl 2.4L;
- 1996-2000: SE; 4 Cyl 2.4L;
- 1996-2000: SE; 6 Cyl 3.3L;
- 1999-1999: Expresso; 6 Cyl 3.8L;
- 1999-1999: SE; 6 Cyl 3.8L;
- 1998-1999: Base; 6 Cyl 3.8L;
- 1998-1999: Expresso; 4 Cyl 2.4L;
- 1998-1999: Expresso; 6 Cyl 3.3L;
Availability:In stock
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