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Replacement and OEM Parts for GMC Sierra 1500 Catalytic Converter
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GMC Sierra 1500 Catalytic Converter

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Catalytic Converters
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  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 23486656
    OEM GMC Sierra 1500 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 Sierra 1500 Converter & Pipe
    More Info
    $1838.27 MSRP: $2760.00
    You Save: $921.73 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 20854453
    OEM GMC Sierra 1500 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 Sierra 1500 Converter & Pipe
    More Info
    $1724.84 MSRP: $2690.39
    You Save: $965.55 (36%)
  • MagnaFlow OBDII Direct Fit Catalytic Converter for GMC Sierra 1500 - 458062

    MagnaFlow® OBDII Direct Fit Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 OBDII Direct Fit Catalytic Converter
    More Info
    $3091.00
  • OEM (Genuine) GMC Sierra 1500 Rear Hanger Gasket

    PartNumber: 22816982
    OEM GMC Sierra 1500 Rear Hanger Gasket - 22816982
    Product Specifications
    • Item Dimensions: 5.4 x 4.1 x 0.2 inches
    • Item Weight: 0.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 13229873
    • Part Description: GMC Sierra 1500 Rear Hanger Gasket
    More Info
    $6.98 MSRP: $10.52
    You Save: $3.54 (34%)
  • MagnaFlow Direct Fit Catalytic Converter for GMC Sierra 1500 - 4451419

    MagnaFlow® Direct Fit Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 Direct Fit Catalytic Converter
    More Info
    $2201.00
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for GMC Sierra 1500 - 19375

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for GMC Sierra 1500

    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 Sierra 1500 Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    $337.61
  • OEM (Genuine) GMC Sierra 1500 Catalytic Converter

    PartNumber: 20854454
    OEM GMC Sierra 1500 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 Sierra 1500 Catalytic Converter
    More Info
    $2125.29 MSRP: $3192.92
    You Save: $1067.63 (34%)
  • MagnaFlow Direct-Fit Catalytic Converter for GMC Sierra 1500 - 5451306

    MagnaFlow® Direct-Fit Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 Direct-Fit Catalytic Converter
    More Info
    $1173.00
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 10395214
    OEM GMC Sierra 1500 Converter & Pipe - 10395214
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe, Front Pipe
    • Item Dimensions: 51.8 x 20.2 x 15.2 inches
    • Item Weight: 20.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420109
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1230.69 MSRP: $1843.58
    You Save: $612.89 (34%)
  • MagnaFlow OBDII Direct Fit Catalytic Converter for GMC Sierra 1500 - 447269

    MagnaFlow® OBDII Direct Fit Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 OBDII Direct Fit Catalytic Converter
    More Info
    $1036.00
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 22940415
    OEM GMC Sierra 1500 Converter & Pipe - 22940415
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 52.0 x 29.9 x 13.4 inches
    • Item Weight: 40.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15905949
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $2490.53 MSRP: $4366.67
    You Save: $1876.14 (43%)
  • MagnaFlow OBDII Universal Fit Oval Body Catalytic Converter for GMC Sierra 1500 - 459006

    MagnaFlow® OBDII Universal Fit Oval Body Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    $504.19
  • OEM (Genuine) GMC Sierra 1500 Catalytic Converter

    PartNumber: 15896591
    OEM GMC Sierra 1500 Catalytic Converter - 15896591
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 47.2 x 32.9 x 16.5 inches
    • Item Weight: 34.30 Pounds
    • Replaced by: 19419599
    • Part Description: GMC Sierra 1500 Catalytic Converter
    More Info
    $1741.18 MSRP: $2613.56
    You Save: $872.38 (34%)
  • MagnaFlow OBDII Universal Fit Oval Body Catalytic Converter for GMC Sierra 1500 - 447206

    MagnaFlow® OBDII Universal Fit Oval Body Catalytic Converter for GMC Sierra 1500

    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 Sierra 1500 OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    $400.20
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 25904628
    OEM GMC Sierra 1500 Converter & Pipe - 25904628
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 60.3 x 26.8 x 14.1 inches
    • Item Weight: 31.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418939
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1482.40 MSRP: $2305.11
    You Save: $822.71 (36%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19208464
    OEM GMC Sierra 1500 Converter & Pipe - 19208464
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 44.3 x 34.7 x 16.2 inches
    • Item Weight: 35.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420098
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $992.34 MSRP: $1484.08
    You Save: $491.74 (34%)
  • OEM (Genuine) GMC Sierra 1500 Catalytic Converter

    PartNumber: 84655074
    OEM GMC Sierra 1500 Catalytic Converter - 84655074
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 37.5 x 31.1 x 12.3 inches
    • Item Weight: 31.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 86781749
    • Part Description: GMC Sierra 1500 Catalytic Converter
    More Info
    $1320.73 MSRP: $1979.40
    You Save: $658.67 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19418941
    OEM GMC Sierra 1500 Converter & Pipe - 19418941
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 20854454, 15905948
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $2125.29 MSRP: $3192.92
    You Save: $1067.63 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19420265
    OEM GMC Sierra 1500 Converter & Pipe - 19420265
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 46.9 x 29.9 x 16.6 inches
    • Item Weight: 36.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 23111625, 84362281
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $2022.56 MSRP: $3037.97
    You Save: $1015.41 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 10395213
    OEM GMC Sierra 1500 Converter & Pipe - 10395213
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe, Front Pipe
    • Item Dimensions: 40.2 x 11.3 x 7.1 inches
    • Item Weight: 17.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420124
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $946.54 MSRP: $1415.00
    You Save: $468.46 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19420284
    OEM GMC Sierra 1500 Converter & Pipe - 19420284
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 48.4 x 31.9 x 13.3 inches
    • Item Weight: 36.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 22948166
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $2518.54 MSRP: $3786.05
    You Save: $1267.51 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 84362282
    OEM GMC Sierra 1500 Converter & Pipe - 84362282
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 48.3 x 32.3 x 12.1 inches
    • Item Weight: 36.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420291
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1652.63 MSRP: $2480.00
    You Save: $827.37 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19420299
    OEM GMC Sierra 1500 Converter & Pipe - 19420299
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Replaced by: 86781749
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1320.73 MSRP: $1979.40
    You Save: $658.67 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 23462199
    OEM GMC Sierra 1500 Converter & Pipe - 23462199
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 49.4 x 35.7 x 6.2 inches
    • Item Weight: 42.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1701.21 MSRP: $2661.67
    You Save: $960.46 (37%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 19419599
    OEM GMC Sierra 1500 Converter & Pipe - 19419599
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 15896591
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1741.18 MSRP: $2613.56
    You Save: $872.38 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe

    PartNumber: 84557807
    OEM GMC Sierra 1500 Converter & Pipe - 84557807
    Product Specifications
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 37.5 x 30.4 x 12.1 inches
    • Item Weight: 31.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 85542369
    • Part Description: GMC Sierra 1500 Converter & Pipe
    More Info
    $1705.67 MSRP: $2560.00
    You Save: $854.33 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter Shield

    PartNumber: 12709334
    OEM GMC Sierra 1500 Converter Shield - 12709334
    Product Specifications
    • Fitment Type: Direct Replacement
    • Replaced by: 40009139
    • Part Description: GMC Sierra 1500 Converter Shield
    More Info
    $835.64 MSRP: $1247.73
    You Save: $412.09 (34%)
  • OEM (Genuine) GMC Sierra 1500 Diesel Particulate Filter

    PartNumber: 40009139
    OEM GMC Sierra 1500 Diesel Particulate Filter - 40009139
    Product Specifications
    • Other Names: Catalytic Converter, Diesel Particulate Filter
    • Replaces: 12698485, 40009042, 12694479, 12696443, 12700216, 12709334
    • Part Description: GMC Sierra 1500 Diesel Particulate Filter
    More Info
    $835.64 MSRP: $1247.73
    You Save: $412.09 (34%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe Gasket

    PartNumber: 12687885
    OEM GMC Sierra 1500 Converter & Pipe Gasket - 12687885
    Product Specifications
    • Other Names: Converter & Pipe Gasket, Converter Seal
    • Item Dimensions: 4.9 x 4.7 x 0.1 inches
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra 1500 Converter & Pipe Gasket
    More Info
    $9.60 MSRP: $15.23
    You Save: $5.63 (37%)
  • OEM (Genuine) GMC Sierra 1500 Converter & Pipe Gasket

    PartNumber: 84763642
    OEM GMC Sierra 1500 Converter & Pipe Gasket - 84763642
    Product Specifications
    • Other Names: Converter & Pipe Gasket
    • Fitment Type: Direct Replacement
    • Replaces: 84201691
    • Part Description: GMC Sierra 1500 Converter & Pipe Gasket
    More Info
    $2.39 MSRP: $3.58
    You Save: $1.19 (34%)
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About GMC Sierra 1500 Catalytic Converter

The GMC Sierra 1500 is a kind of pickup truck produced by General Motors. It is now the best-selling truck product in the U.S. Classic parts contribute to the success of the GMC Sierra 1500, such as the catalytic converter. It has two types: the 2-way and three-way converters. They differ in abilities. A faulty GMC Sierra 1500 catalytic converter can lead to poor engine performance, rattling noises in the engine, and engine misfires.
The GMC Sierra 1500 has lots of auto parts with impressive performance, but the catalytic converter still needs repair and maintenance after a long time of usage. Signs of a bad GMC Sierra 1500 catalytic converter include poor engine performance, black exhaust smoke, a bad smell from the exhaust, and the check engine light on the dashboard. The catalytic converter is typically made out of platinum, rhodium, palladium, and sometimes gold. The car will remain classic and prevail for its useful parts. Get impressive services and upkeep here online with performance parts.