How to replace the catalytic converter on 6.0L and 8.1L engines on GMC Yukon XL 2500?

To replace Catalytic Converter on 6.0l and 8.1l engines, lift and support vehicle and remove Muffler. Remove the retainer and the pipeline heater from the connector position assurance (CPA) (1, 2). After that, unfasten the left Exhaust Manifold pipe nuts and the Catalytic Converter, sliding the Catalytic Converter hanger out of the position of the exhaust pipe hanger bracket. Remove the oxygen sensors if replacing the Catalytic Converter. While installing a new Catalytic Converter apply some anti-seize compound gm p/n 12377953 or similar provided to the thread of the old oxygen sensors and install them then tighten up to 42 nm (31 ft. Lbs.). Replace a new seal to the Exhaust Manifold, then you can install the Catalytic Converter by sliding the hanger into the exhaust pipe hanger bracket. Reinstall the left Exhaust Manifold pipe nuts and tighten them up to 50 nm (39 ft. Lbs.) and reconnect the Oxygen Sensor electrical connectors (1, 2) as well as the cpa retainers. At last, reinstall the Muffler and lower the vehicle.

OEM GMC Yukon XL 2500 Catalytic Converter

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21 Catalytic Converters found

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GMC Yukon XL 2500 Catalytic Converter
Part Number: 22940415
$1896.42 MSRP: $2834.87
You Save: $938.45 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15905949
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19418958
$1497.91 MSRP: $2236.50
You Save: $738.59 (34%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 20854457, 25904626, 25904629
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2010 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19418926
$2089.59 MSRP: $3134.37
You Save: $1044.78 (34%)
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15896590, 20854453
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19418939
$2035.73 MSRP: $3152.45
You Save: $1116.72 (36%)
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Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15127418, 25904628, 25824120
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19418941
$2245.46 MSRP: $3358.95
You Save: $1113.49 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15905948, 20854454
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19418932
$2642.34 MSRP: $3954.87
You Save: $1312.53 (34%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 25824121
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter
Part Number: 19420124
$970.06 MSRP: $1443.93
You Save: $473.87 (33%)
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15754088, 15755463, 10395213
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Catalytic Converter
Part Number: 19420109
$933.52 MSRP: $1389.07
You Save: $455.55 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 10395214, 15755464, 15754087
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter
Part Number: 19419599
$1942.11 MSRP: $2903.47
You Save: $961.36 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 15896591
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2011-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX
View related parts
GMC Yukon XL 2500 Catalytic Converter, Driver Side
Part Number: 19420127
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Front Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15199817
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
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GMC Yukon XL 2500 Catalytic Converter, Driver Side
Part Number: 15092758
$1044.92 MSRP: $1556.33
You Save: $511.41 (33%)
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter
Part Number: 19420119
$1865.17 MSRP: $2787.94
You Save: $922.77 (34%)
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 20854455, 15896592
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2013 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter
Part Number: 15070466
Product Specifications
- Other Name: Converter; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2002 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter, Driver Side
Part Number: 15755166
Product Specifications
- Other Name: Converter; Exhaust Pipe; Front Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15037350
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
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GMC Yukon XL 2500 Front Pipe, Driver Side
Part Number: 15793201
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15135147
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter, Passenger Side
Part Number: 15092757
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2008 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter, Passenger Side
Part Number: 15077752
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Front Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2001-2005 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter, Passenger Side
Part Number: 15091830
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Front Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Passenger Side
- Replaces: 15013591
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter
Part Number: 19420110
Product Specifications
- Other Name: Converter Assembly, 3Way Catalytic (W/Exhaust Manifold Pipe) "Kit"; Exhaust Pipe; Converter & Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Replaces: 25824122, 20854458, 25904627
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2009-2010, 2007 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L FLEX, 8 Cyl 6.0 L GAS
View related parts
GMC Yukon XL 2500 Catalytic Converter, Driver Side
Part Number: 15077755
Product Specifications
- Other Name: Converter Assembly-3Way Catalytic (W/Exhaust Manifold P; Exhaust Pipe; Front Pipe; Converter, Catalytic Converter; Converter, Exhaust Pipe
- Position: Driver Side
- Replaces: 15729035
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006 GMC Yukon XL 2500 | SLE, SLT | 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS

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GMC Yukon XL 2500 Catalytic Converter

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GMC Yukon XL 2500 Catalytic Converter Parts Questions & Experts Answers

Catalytic Converter
19420109
Q: How to replace the catalytic converter on 6.0L and 8.1L engines on GMC Yukon XL 2500?
A: To replace Catalytic Converter on 6.0l and 8.1l engines, lift and support vehicle and remove Muffler. Remove the retainer and the pipeline heater from the connector position assurance (CPA) (1, 2). After that, unfasten the left Exhaust Manifold pipe nuts and the Catalytic Converter, sliding the Catalytic Converter hanger out of the position of the exhaust pipe hanger bracket. Remove the Oxygen Sensors if replacing the Catalytic Converter. While installing a new Catalytic Converter apply some anti-seize compound gm p/n 12377953 or similar provided to the thread of the old oxygen sensors and install them then tighten up to 42 nm (31 ft. Lbs.). Replace a new seal to the Exhaust Manifold, then you can install the Catalytic Converter by sliding the hanger into the exhaust pipe hanger bracket. Reinstall the left Exhaust Manifold pipe nuts and tighten them up to 50 nm (39 ft. Lbs.) and reconnect the Oxygen Sensor electrical connectors (1, 2) as well as the cpa retainers. At last, reinstall the Muffler and lower the vehicle.

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