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Replacement and OEM Parts for GMC Catalytic Converter
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GMC Catalytic Converter

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Catalytic Converters
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546 Products found

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  • OEM (Genuine) GMC Preconverter Gasket

    PartNumber: 24505057
    OEM GMC Preconverter Gasket - 24505057
    Product Specifications
    • Item Dimensions: 3.8 x 3.6 x 0.3 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Preconverter Gasket
    More Info
    $11.52 MSRP: $18.28
    You Save: $6.76 (37%)
  • MagnaFlow OBDII Direct Fit Catalytic Converter for GMC - 458062

    MagnaFlow® OBDII Direct Fit Catalytic Converter for GMC

    PartNumber: 458062
    Product Specifications
    • Air Tube Adaptable: No
    • Body Type: Spun
    • Clamp Included: Yes
    • Color/Finish: Stainless Steel
    • Converter Quantity: 4
    • Gasket Or Seal Included: Yes
    • Hangers Included: No
    • Heat Shield Attached: Yes
    • Heat Shield Included: Yes
    • Heat Shield Material: Aluminized Steel
    • Inlet Attachment: Bolt-On
    • Main Piping Diameter: 2.5
    • Material: Stainless Steel
    • Mounting Hardware Included: Yes
    • Outlet Attachment: Bolt-On
    • Overall Length: 41.625
    • Oxygen Sensor Location: Pre and Post Converter
    • Sensor Port Count: 4
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 841380081797
    • Part Description: GMC OBDII Direct Fit Catalytic Converter
    More Info
    $3091.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 19588

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 19588
    Product Specifications
    • Catalytic Converter Overall Length: 34"
    • Converter Configuration: Direct Fit
    • Inlet Type A: 3 Bolt Fixed Flange
    • Inlet Type B: 3 Bolt Loose Flange
    • Outlet Type: 2 Bolt Fixed Flange
    • Position: Center
    • UPC: 841809134134
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $568.25
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 23486656
    OEM GMC Converter & Pipe - 23486656
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 49.0 x 35.0 x 14.1 inches
    • Item Weight: 44.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420288
    • Part Description: GMC Converter & Pipe
    More Info
    $1838.27 MSRP: $2760.00
    You Save: $921.73 (34%)
  • MagnaFlow OBDII Direct Fit Catalytic Converter for GMC - 458008

    MagnaFlow® OBDII Direct Fit Catalytic Converter for GMC

    PartNumber: 458008
    Product Specifications
    • Air Tube: No
    • Catalytic Converter Body Length: 12"
    • Catalytic Converter Format: Pre-Catalytic Converter and Main Catalytic Converter
    • Catalytic Converter Overall Length: 48.8"
    • Catalytic Converter Oxygen Sensor Location: Pre and Post Converter
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Width: 7"
    • Catalytic Inlet Diameter: 2"
    • Catalytic Outlet Diameter: 3"
    • Catalytic Series: OBDII
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Direct Fit
    • Converter Quantity: 2
    • Inlet Connection Type: Bolt-On
    • Installation Complexity: Bolt-on. Do it Yourself
    • Main Piping Diameter: 3"
    • O2 Sensor Port: Yes
    • Outlet Connection Type: Bolt-On
    • Part Description: GMC OBDII Direct Fit Catalytic Converter
    More Info
    $2110.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 16547

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 16547
    Product Specifications
    • Gaskets Included: Yes
    • Height: 13.25 in.
    • Inlet 1 Gsk.: 24236
    • Inlet 2 Gsk.: 24251
    • Large Pkg. Fee: Yes
    • Over All Length: 51 in.
    • UPC: 841809107350
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 28.25 in.
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $406.68
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 15903506
    OEM GMC Converter & Pipe - 15903506
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 16.6 x 4.5 x 16.8 inches
    • Item Weight: 8.90 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418920
    • Part Description: GMC Converter & Pipe
    More Info
    $1333.70 MSRP: $2014.12
    You Save: $680.42 (34%)
  • MagnaFlow Direct Fit Catalytic Converter for GMC - 4451419

    MagnaFlow® Direct Fit Catalytic Converter for GMC

    PartNumber: 4451419
    Product Specifications
    • Body Type: Spun
    • Clamp Included: Yes
    • Color/Finish: Stainless Steel
    • Material: Stainless Steel
    • Mounting Hardware Included: Yes
    • Series: California
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 888563104157
    • Part Description: GMC Direct Fit Catalytic Converter
    More Info
    $2201.00
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 15903507
    OEM GMC Converter & Pipe - 15903507
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 19.1 x 10.2 x 8.2 inches
    • Item Weight: 9.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418923
    • Part Description: GMC Converter & Pipe
    More Info
    $1145.44 MSRP: $1715.00
    You Save: $569.56 (34%)
  • MagnaFlow Direct Fit Catalytic Converter for GMC - 4451453

    MagnaFlow® Direct Fit Catalytic Converter for GMC

    PartNumber: 4451453
    Product Specifications
    • Body Type: Spun
    • Clamp Included: Yes
    • Color/Finish: Stainless Steel
    • Material: Stainless Steel
    • Mounting Hardware Included: Yes
    • Series: California
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 888563103839
    • Part Description: GMC Direct Fit Catalytic Converter
    More Info
    $1925.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 19375

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 19375
    Product Specifications
    • Catalytic Converter Body Height: 14"
    • Catalytic Converter Overall Length: 51"
    • Catalytic Converter Width: 33"
    • Converter Configuration: Direct Fit
    • Inlet Type A: 3 Bolt Fixed Flange
    • O2 Sensor Port: Yes
    • Outlet Type A: Slip Fit
    • Position: Driver Side
    • UPC: 841809119681
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $337.61
  • OEM (Genuine) GMC Preconverter Gasket

    PartNumber: 20893953
    OEM GMC Preconverter Gasket - 20893953
    Product Specifications
    • Item Dimensions: 6.0 x 3.7 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15909123
    • Part Description: GMC Preconverter Gasket
    More Info
    $5.50 MSRP: $8.72
    You Save: $3.22 (37%)
  • MagnaFlow OBDII Universal Fit Round Body Catalytic Converter for GMC - 5451305

    MagnaFlow® OBDII Universal Fit Round Body Catalytic Converter for GMC

    PartNumber: 5451305
    Product Specifications
    • Air Tube: No
    • Body Type: Spun
    • Catalytic Converter Body Height: 4"
    • Catalytic Converter Body Length: 13.25"
    • Catalytic Converter Body Shape: Round
    • Catalytic Converter Overall Length: 13.25"
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Width: 4"
    • Catalytic Inlet Diameter: 2.25"
    • Catalytic Outlet Diameter: 2.25"
    • Catalytic Series: OBDII
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Universal Fit
    • Heat Shield Attached: No
    • Inlet Attachment: Weld-On
    • Inlet Orientation: Straight
    • Inlet Quantity: 1
    • O2 Sensor Port: No
    • Outlet Attachment: Weld-On
    • Outlet Orientation: Straight
    • Outlet Quantity: 1
    • Position: Driver Side
    • Part Description: GMC OBDII Universal Fit Round Body Catalytic Converter
    More Info
    $1173.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 19100

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 19100
    Product Specifications
    • Catalytic Converter Body Height: 11.5"
    • Catalytic Converter Overall Length: 50"
    • Catalytic Converter Width: 11"
    • Converter Configuration: Direct Fit
    • Position: Center
    • UPC: 841809117519
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $245.63
  • OEM (Genuine) GMC Center Pipe

    PartNumber: 20900543
    OEM GMC Center Pipe - 20900543
    Product Specifications
    • Other Names: Center Pipe
    • Item Dimensions: 49.4 x 10.3 x 10.5 inches
    • Item Weight: 14.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420271
    • Part Description: GMC Center Pipe
    More Info
    $704.81 MSRP: $1095.00
    You Save: $390.19 (36%)
  • MagnaFlow Direct-Fit Catalytic Converter for GMC - 5451306

    MagnaFlow® Direct-Fit Catalytic Converter for GMC

    PartNumber: 5451306
    Product Specifications
    • Air Tube: No
    • Catalytic Converter Body Height: 4"
    • Catalytic Converter Body Length: 13"
    • Catalytic Converter Body Shape: Round
    • Catalytic Converter Overall Length: 13"
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Width: 4"
    • Catalytic Inlet Diameter: 2.5"
    • Catalytic Outlet Diameter: 2.5"
    • Catalytic Style: Spun
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Universal Fit
    • Heat Shield Attached: No
    • Inlet Attachment: Weld-On
    • Inlet Orientation: Straight
    • Inlet Quantity: 1
    • O2 Sensor Port: No
    • Outlet Attachment: Weld-On
    • Outlet Orientation: Straight
    • Outlet Quantity: 1
    • UPC: 888563142715
    • Part Description: GMC Direct-Fit Catalytic Converter
    More Info
    $1173.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 19366

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 19366
    Product Specifications
    • Catalytic Converter Body Height: 13"
    • Catalytic Converter Overall Length: 47.75"
    • Catalytic Converter Width: 15"
    • Converter Configuration: Direct Fit
    • Inlet Type A: 3 Bolt Loose Flange
    • O2 Sensor Port: Yes
    • Outlet Type A: 2 Bolt Fixed Flange
    • Position: Rear
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $242.58
  • OEM (Genuine) GMC Catalytic Converter

    PartNumber: 22751290
    OEM GMC Catalytic Converter - 22751290
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 63.0 x 18.2 x 16.6 inches
    • Item Weight: 25.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418930
    • Part Description: GMC Catalytic Converter
    More Info
    $966.43 MSRP: $1445.00
    You Save: $478.57 (34%)
  • MagnaFlow OBDII Direct Fit Catalytic Converter for GMC - 447269

    MagnaFlow® OBDII Direct Fit Catalytic Converter for GMC

    PartNumber: 447269
    Product Specifications
    • Air Tube Adaptable: No
    • Body Material: Stainless Steel
    • Body Type: Spun
    • Clamp Included: Yes
    • Color/Finish: Stainless Steel
    • Converter Quantity: 1
    • Inlet Attachment: Bolt-On
    • Material: Stainless Steel
    • Mounting Hardware Included: Yes
    • Overall Length: 62
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 841380082640
    • Part Description: GMC OBDII Direct Fit Catalytic Converter
    More Info
    $1036.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC - 14521

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC

    PartNumber: 14521
    Product Specifications
    • Catalytic Converter Overall Length: 27"
    • Converter Configuration: Direct Fit
    • Position: Center
    • Part Description: GMC Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $187.99
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 20854453
    OEM GMC Converter & Pipe - 20854453
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 51.2 x 29.9 x 14.2 inches
    • Item Weight: 35.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418926
    • Part Description: GMC Converter & Pipe
    More Info
    $1724.84 MSRP: $2690.39
    You Save: $965.55 (36%)
  • MagnaFlow OBDII Universal Fit Catalytic Converter for GMC - 4451337

    MagnaFlow® OBDII Universal Fit Catalytic Converter for GMC

    PartNumber: 4451337
    Product Specifications
    • Catalytic Converter Format: Pre-Catalytic Converter and Main Catalytic Converter
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Inlet Diameter: 2"
    • Catalytic Outlet Diameter: 2.5"
    • Catalytic Series: OBDII
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Universal Fit
    • Installation Complexity: Professional Installation Recommended
    • UPC: 888563103969
    • Part Description: GMC OBDII Universal Fit Catalytic Converter
    More Info
    $874.00
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 23406152
    OEM GMC Converter & Pipe - 23406152
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 25.3 x 14.4 x 9.2 inches
    • Item Weight: 15.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418921
    • Part Description: GMC Converter & Pipe
    More Info
    $999.58 MSRP: $1495.00
    You Save: $495.42 (34%)
  • MagnaFlow OBDII Universal Fit Oval Body Catalytic Converter for GMC - 459006

    MagnaFlow® OBDII Universal Fit Oval Body Catalytic Converter for GMC

    PartNumber: 459006
    Product Specifications
    • Air Tube: No
    • Body Type: Clam Shell
    • Catalytic Converter Body Length: 12"
    • Catalytic Converter Body Shape: Oval
    • Catalytic Converter Format: Pre-Catalytic Converter and Main Catalytic Converter
    • Catalytic Converter Overall Length: 16"
    • Catalytic Converter Oxygen Sensor Location: None
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Width: 6.375"
    • Catalytic Inlet Diameter: 2.5"
    • Catalytic Outlet Diameter: 2.5"
    • Catalytic Series: OBDII
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Universal Fit
    • Inlet Connection Type: Weld-On
    • Inlet Position: Center
    • Installation Complexity: Professional Installation Recommended
    • Main Piping Diameter: 2.5"
    • O2 Sensor Port: No
    • Outlet Connection Type: Weld-On
    • Outlet Position: Center
    • Position: Rear
    • Part Description: GMC OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    $504.19
  • OEM (Genuine) GMC Converter & Pipe

    PartNumber: 22794837
    OEM GMC Converter & Pipe - 22794837
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 24.2 x 17.0 x 11.1 inches
    • Item Weight: 11.80 Pounds
    • Replaced by: 19418921
    • Part Description: GMC Converter & Pipe
    More Info
    $999.58 MSRP: $1495.00
    You Save: $495.42 (34%)
  • MagnaFlow OBDII Universal Fit Round Body Catalytic Converter for GMC - 458006

    MagnaFlow® OBDII Universal Fit Round Body Catalytic Converter for GMC

    PartNumber: 458006
    Product Specifications
    • Air Tube Adaptable: No
    • Body Height: 4.375
    • Body Length: 9
    • Body Material: Stainless Steel
    • Body Shape: Round
    • Body Type: Clam Shell
    • Body Width: 4.375
    • Finish: Stainless Steel
    • Heat Shield Attached: Yes
    • Heat Shield Included: Yes
    • Heat Shield Material: Aluminized Steel
    • Inlet Attachment: Weld-On
    • Inlet Diameter: 2.5
    • Inlet Orientation: Straight
    • Inlet Quantity: 1
    • Material: Stainless Steel
    • Outlet Attachment: Weld-On
    • Outlet Diameter: 2.5
    • Outlet Orientation: Straight
    • Outlet Quantity: 1
    • Overall Length: 13
    • Oxygen Sensor Location: None
    • Sensor Port Count: 0
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Universal
    • UPC: 841380080660
    • Part Description: GMC OBDII Universal Fit Round Body Catalytic Converter
    More Info
    $421.23
  • OEM (Genuine) GMC Catalytic Converter

    PartNumber: 15903508
    OEM GMC Catalytic Converter - 15903508
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 23.7 x 7.0 x 6.7 inches
    • Item Weight: 9.60 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418938
    • Part Description: GMC Catalytic Converter
    More Info
    $801.61 MSRP: $1196.42
    You Save: $394.81 (33%)
  • MagnaFlow OBDII Universal Fit Oval Body Catalytic Converter for GMC - 447206

    MagnaFlow® OBDII Universal Fit Oval Body Catalytic Converter for GMC

    PartNumber: 447206
    Product Specifications
    • Air Tube: No
    • Body Type: Clam Shell
    • Catalytic Converter Body Length: 9"
    • Catalytic Converter Body Shape: Oval
    • Catalytic Converter Format: Pre-Catalytic Converter and Main Catalytic Converter
    • Catalytic Converter Overall Length: 13"
    • Catalytic Converter Oxygen Sensor Location: None
    • Catalytic Converter Substrate Material: Ceramic
    • Catalytic Converter Width: 5.5"
    • Catalytic Inlet Diameter: 2.5"
    • Catalytic Outlet Diameter: 2.5"
    • Catalytic Series: OBDII
    • Converter Body Material: Stainless Steel
    • Converter Configuration: Universal Fit
    • Inlet Connection Type: Weld-On
    • Inlet Position: Center
    • Installation Complexity: Professional Installation Recommended
    • Main Piping Diameter: 2.5"
    • O2 Sensor Port: No
    • Outlet Connection Type: Weld-On
    • Outlet Position: Center
    • Position: Rear
    • Part Description: GMC OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    $400.20
  • OEM (Genuine) GMC Preconverter Gasket

    PartNumber: 22997477
    OEM GMC Preconverter Gasket - 22997477
    Product Specifications
    • Item Dimensions: 6.0 x 4.0 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Preconverter Gasket
    More Info
    $1.28 MSRP: $1.92
    You Save: $0.64 (34%)
  • OEM (Genuine) GMC Catalytic Converter

    PartNumber: 20854454
    OEM GMC Catalytic Converter - 20854454
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 45.3 x 29.9 x 14.4 inches
    • Item Weight: 37.40 Pounds
    • Replaced by: 19418941
    • Part Description: GMC Catalytic Converter
    More Info
    $2125.29 MSRP: $3192.92
    You Save: $1067.63 (34%)
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About GMC Catalytic Converter

GMC is a leading car brand around the world. Nowadays, many GMC parts and cars have been built globally. GMC provides affordable and reliable car parts like catalytic converter parts for car buyers. The catalytic converter would lead to the exhaust stream being insufficient for the catalytic reaction.
GMC has many merits, but problems arise after catalytic converter parts have been used for a long period. The GMC catalytic converter is an emission part. It can convert exhaust gas into less toxic pollutants given off by gas or diesel-powered vehicle. Signs of a bad GMC catalytic converter include poor engine performance, and black exhaust smoke. Signs also include bad smell coming from the exhaust and check the engine light on the dashboard. From the body parts to the performance parts, a long catalog of good car products is given here online. There are lots of top-quality and durable parts available on our website. We offer great parts 24 hours a day and 7 days a week. You just need a few clicks.