How to Remove and Replace the Left-Hand Catalytic Converter on 2008 Chrysler 300?

To replace the left catalytic converter Install on the exhaust manifold, finger-tightening the nuts. Next, connect the muffler and resonator, bolts: 55 Nm. Check for clearances between the exhaust module and fuel tank, adjusting it if necessary, then tighten ball flange nuts to 34 Nm. Finally, reconnect the battery and run it for leaks.

OEM 2008 Chrysler 300 Catalytic Converter

Cat. Converter

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12 Catalytic Converters found

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2008 Chrysler 300 Catalytic Converter, Front Passenger Side Part Number: 4581752AD
$1166.38 MSRP: $1715.00
You Save: $548.62 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Right; Pipe And Converter Front
- Position: Front Passenger Side
- Replaces: 4581752AC, 4581752AB, 4578358AA
- Item Weight: 11.70 Pounds
- Item Dimensions: 55.0 x 13.9 x 5.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581752AD
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- LX, Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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2008 Chrysler 300 Catalytic Converter, Front Passenger Side Part Number: 4578934AC
$1263.70 MSRP: $1840.00
You Save: $576.30 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Right; Pipe And Converter Front
- Position: Front Passenger Side
- Replaces: 4578934AA, 4578934AB, 68059502AA
- Item Weight: 12.30 Pounds
- Item Dimensions: 76.5 x 12.6 x 10.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578934AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- LX, Touring | 2.7L V6, 3.5L V6, 6 Cyl 2.7 L GAS
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2008 Chrysler 300 Catalytic Converter, Front Passenger Side Part Number: 4581744AD
$1349.58 MSRP: $1975.00
You Save: $625.42 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Right; Pipe And Converter Front; Converter Catalytic
- Position: Front Passenger Side
- Replaces: 4581744AA, 4581744AC, 4581744AB
- Item Weight: 12.90 Pounds
- Item Dimensions: 52.5 x 12.4 x 4.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581744AD
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Base, LX, Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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2008 Chrysler 300 Catalytic Converter, Front Passenger Side Part Number: 5290594AC
$1887.73 MSRP: $2760.00
You Save: $872.27 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Right; Pipe And Converter Exhaust; Pipe And Converter Front; Converter Catalytic
- Position: Front Passenger Side
- Replaces: 5039032AA, 5290594AB
- Item Weight: 13.50 Pounds
- Item Dimensions: 52.0 x 12.1 x 10.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5290594AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C SRT8 | 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Catalytic Converter, Front Driver Side Part Number: 4581745AE
$1944.98 MSRP: $2845.00
You Save: $900.02 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Left; Pipe And Converter Front; Converter Catalytic
- Position: Front Driver Side
- Replaces: 4581745AD, 4581745AB, 4581745AA, 4581745AC
- Item Weight: 12.70 Pounds
- Item Dimensions: 53.6 x 12.4 x 4.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581745AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Base, LX, Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter, Front Driver Side Part Number: 4578935AC
$1944.98 MSRP: $2845.00
You Save: $900.02 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Left; Pipe And Converter Front
- Position: Front Driver Side
- Replaces: 4578935AB, 68059503AA, 4578935AA
- Item Weight: 12.30 Pounds
- Item Dimensions: 54.1 x 10.2 x 5.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578935AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- LX, Limited, Signature Series, Touring | 2.7L V6, 3.5L V6, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter, Front Driver Side Part Number: 4581753AE
$1985.63 MSRP: $2895.00
You Save: $909.37 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Left; Pipe And Converter Front
- Position: Front Driver Side
- Replaces: 4581753AC, 4581753AB, 4581753AD, 4578359AA
- Item Weight: 11.70 Pounds
- Item Dimensions: 50.5 x 12.7 x 10.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581753AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 3.5 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter Part Number: 4581749AC
Product Specifications
- Other Name: Converter - Catalytic
- Item Weight: 14.70 Pounds
- Item Dimensions: 49.5 x 13.4 x 6.3 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581749AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C | 8 Cyl 5.7 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter Part Number: 4581748AC
Product Specifications
- Other Name: Converter - Catalytic
- Item Weight: 5.60 Pounds
- Item Dimensions: 51.0 x 11.5 x 5.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4581748AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C | 8 Cyl 5.7 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter, Driver Side Part Number: 4578651AC
Product Specifications
- Other Name: Converter - Catalytic; Catalytic Converter, Left
- Position: Driver Side
- Replaces: 4578651AA, 4578651AB
- Item Weight: 5.40 Pounds
- Item Dimensions: 50.5 x 12.2 x 10.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578651AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C | 5.7L V8, 8 Cyl 5.7 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter Part Number: 4578650AC
Product Specifications
- Other Name: Converter - Catalytic
- Replaces: 4578650AA, 4578650AB
- Item Weight: 5.50 Pounds
- Item Dimensions: 55.1 x 10.5 x 6.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578650AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C | 5.7L V8, 8 Cyl 5.7 L GAS
View related parts
2008 Chrysler 300 Catalytic Converter, Front Driver Side Part Number: 5290593AC
Product Specifications
- Other Name: Converter - Front; Catalytic Converter, Left; Pipe And Converter Exhaust; Pipe And Converter Front; Converter Catalytic
- Position: Front Driver Side
- Replaces: 5290593AB, 5039035AA
- Item Weight: 12.60 Pounds
- Item Dimensions: 10.0 x 11.4 x 62.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5290593AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, C SRT8 | 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS

2008 Chrysler 300 Catalytic Converter Parts and Q&A

Q: How to Remove and Replace the Left-Hand Catalytic Converter on 2008 Chrysler 300?
A: To replace the left catalytic converter Install on the exhaust manifold, finger-tightening the nuts. Next, connect the muffler and resonator, bolts: 55 Nm. Check for clearances between the exhaust module and fuel tank, adjusting it if necessary, then tighten ball flange nuts to 34 Nm. Finally, reconnect the battery and run it for leaks.