How to Safely Remove a Catalytic Converter from a 3.7L Engine on 2008 Jeep Grand Cherokee?

To remove the catalytic converter from a 3.7L engine, raise the vehicle and apply heat valve lubricant to the bolts. Remove the transmission crossmember, disconnect the oxygen sensor, and take out the front exhaust pipe/catalytic converter assembly along with the steady rest bracket.

OEM 2008 Jeep Grand Cherokee Catalytic Converter

Cat. Converter

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7 Catalytic Converters found

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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 52124344AC
$3343.03 MSRP: $4865.00
You Save: $1521.97 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe
- Replaces: 52124344AB, 52124789AB, 52124789AC
- Item Weight: 32.70 Pounds
- Item Dimensions: 39.5 x 27.0 x 15.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 52124344AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited | 3.7L V6, 6 Cyl 3.7 L GAS
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 52124345AB
$3446.08 MSRP: $5020.00
You Save: $1573.92 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe; Pipe And Converter Exhaust
- Item Weight: 30.30 Pounds
- Item Dimensions: 39.5 x 27.3 x 15.8 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 52124345AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited | 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 68025212AA
Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe; Pipe And Converter Exhaust
- Item Weight: 30.50 Pounds
- Item Dimensions: 39.5 x 27.3 x 16.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68025212AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited, Overland | 8 Cyl 5.7 L GAS
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 52124346AB
Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe; Pipe And Converter Exhaust
- Item Weight: 31.20 Pounds
- Item Dimensions: 30.2 x 29.9 x 15.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 52124346AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Limited, Overland | 8 Cyl 5.7 L GAS
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 68007615AA
Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe; Pipe And Converter Exhaust
- Item Weight: 28.60 Pounds
- Item Dimensions: 39.5 x 27.6 x 16.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 68007615AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited | 8 Cyl 4.7 L FLEX, 8 Cyl 4.7 L GAS
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 52124922AA
Product Specifications
- Other Name: Converter - Catalytic; Exhaust Pipe; Converter & Pipe; Converter Catalytic
- Item Weight: 10.20 Pounds
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 52124922AA
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
Fits the following 2008 Jeep Grand Cherokee Submodels:
- Laredo, Limited, Overland | 6 Cyl 3.0 L DIESEL
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2008 Jeep Grand Cherokee Catalytic Converter Part Number: 5290722AE
Product Specifications
- Other Name: Converter - Exhaust; Exhaust Pipe; Converter & Pipe; Pipe And Converter Exhaust
- Item Weight: 37.40 Pounds
- Item Dimensions: 51.0 x 27.5 x 12.1 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5290722AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Jeep Grand Cherokee Submodels:
- SRT8 | 8 Cyl 6.1 L GAS

2008 Jeep Grand Cherokee Catalytic Converter Parts and Q&A

Q: How to Safely Remove a Catalytic Converter from a 3.7L Engine on 2008 Jeep Grand Cherokee?
A: To remove the catalytic converter from a 3.7L engine, raise the vehicle and apply heat valve lubricant to the bolts. Remove the transmission crossmember, disconnect the oxygen sensor, and take out the front exhaust pipe/catalytic converter assembly along with the steady rest bracket.