Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2006 GMC Sierra 2500 HD Catalytic Converter

2006 GMC Sierra 2500 HD Catalytic Converter

My Vehicle Change Vehicle
2006 GMC Sierra 2500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Catalytic Converters
  • Department
  • Brands
  • Prices

17 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • MagnaFlow OBDII Universal Fit Oval Body Catalytic Converter for 2006 GMC Sierra 2500 HD - 459006

    MagnaFlow® OBDII Universal Fit Oval Body Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 459006
    Product Specifications
    • Notes: CARB Executive Order D-193-101;Engine Family Number 6GMXT06.0198;Certification Level : LEV1 ULEV; OE Spec; Cutting & Welding Reqd During Installation
    • 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: 2006 GMC Sierra 2500 HD OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $504.19
  • MagnaFlow OBDII Universal Fit Round Body Catalytic Converter for 2006 GMC Sierra 2500 HD - 458006

    MagnaFlow® OBDII Universal Fit Round Body Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 458006
    Product Specifications
    • Notes: Engine Family Number 6GMXT06.0198;CARB Executive Order D-193-101;Certification Level : LEV1 ULEV; OE Spec; Cutting & Welding Reqd During Installation
    • 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: 2006 GMC Sierra 2500 HD OBDII Universal Fit Round Body Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    $421.23
  • OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P Diagram - 15077755
    View Related Parts

    OEM (Genuine) 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P

    PartNumber: 15077755
    OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P - 15077755
    Product Specifications
    • Notes: 6.0 Liter Gas; 8.1 Liter Gas; All Models; 6.0L; 3/4 & 1 Ton; Left; Code Uyb;All Models; 8.1L; All; Left; Code Uyb
    • Location: Driver Side
    • Other Names: Catalytic Converter, Front Pipe
    • Item Dimensions: 53.6 x 30.0 x 16.0 inches
    • Item Weight: 28.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 15729035
    • Part Description: 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • Bosal Direct Fit Catalytic Converter And Pipe Assembly for 2006 GMC Sierra 2500 HD - 079-5181

    Bosal® Direct Fit Catalytic Converter And Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 079-5181
    Product Specifications
    • Notes: Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions.
    • CARB Compliant: No
    • Catalytic Converter Air Tube Adaptable: Not Air Tube Kit Adaptable
    • Catalytic Converter Format: Main Catalytic Converter
    • Catalytic Converter Housing Material: Stainless Steel
    • Catalytic Converter Length (in): 57.0
    • Catalytic Converter Oxygen Sensor Location: No Port Location
    • Catalytic Converter Substrate Material: Ceramic
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Exhaust Pipe Inlet Connection Type: Flange or slip fit
    • Exhaust Pipe Outlet Connection Type: Flange or slip fit
    • Fitment: Direct OE Replacement
    • Internet Product Code (IPC): 1390063080A
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 079-5181
    • MFG Name: Bosal
    • Part Type #2: Domestic
    • Supplier Company Name: Bosal
    • UPC: 623920317364
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter And Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.6L
  • Davico Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD - 19286

    Davico® Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 19286
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Calif Emissions; OE is welded Assy Cut to fit; GVW 10,000 - 14,000; Outlet fits over 3"OD pipe
    • Gaskets Included: Yes
    • Height: 4.5
    • Inlet 1 Type: 2 Bolt Fixed Flange
    • Large Pkg. Fee: No
    • Number of O2 Sensors: 1
    • Outlet 1 Type: Slip Fit
    • Over All Length: 27.5
    • Packaging Type: Boxed
    • UPC: 841809118653
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 7
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
  • OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P Diagram - 15199817
    View Related Parts

    OEM (Genuine) 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P

    PartNumber: 15199817
    OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P - 15199817
    Product Specifications
    • Notes: All Models; 6.0L; 3/4 & 1 Ton; Left; Code Ybp;All Models; 8.1L; All; Left; Code Ybp
    • Other Names: Catalytic Converter
    • Item Dimensions: 53.0 x 33.7 x 13.2 inches
    • Item Weight: 21.30 Pounds
    • Replaced by: 19420127
    • Part Description: 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • Bosal Direct Fit Catalytic Converter And Pipe Assembly for 2006 GMC Sierra 2500 HD - 079-5248

    Bosal® Direct Fit Catalytic Converter And Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 079-5248
    Product Specifications
    • Notes: w/o Pre-Converter; Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions.
    • CARB Compliant: N
    • Catalytic Converter Air Tube Adaptable: Not Air Tube Kit Adaptable
    • Catalytic Converter Format: Main Catalytic Converter
    • Catalytic Converter Housing Material: Stainless Steel
    • Catalytic Converter Length (in): 60.000000
    • Catalytic Converter Oxygen Sensor Location: No Port Location
    • Catalytic Converter Substrate Material: Ceramic
    • Exhaust Component Mount Type: Uses Factory Hangers
    • Exhaust Pipe Inlet Connection Type: Flange or Slipfit
    • Exhaust Pipe Outlet Connection Type: Flange or Slipfit
    • Fitment: Direct OE Replacement
    • Internet Product Code (IPC): 1C97709B718
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • MFG Brand Name: Bosal
    • MFG Model # (Series): 079-5248
    • MFG Name: Bosal
    • Supplier Company Name: Bosal
    • UPC: 623920342373
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter And Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD - 19373

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 19373
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Calif Emissions
    • Catalytic Converter Overall Length: 56"
    • Converter Configuration: Direct Fit
    • Inlet Type: 3 Bolt Fixed Flange
    • O2 Sensor Port: Yes
    • Outlet Type: 3" OD
    • Position: Driver Side
    • UPC: 841809137418
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P Diagram - 15091830
    View Related Parts

    OEM (Genuine) 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P

    PartNumber: 15091830
    OEM 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P - 15091830
    Product Specifications
    • Notes: 6.0 Liter Gas; 8.1 Liter Gas; All Models; 6.0L; 3/4 & 1 Ton; Right;All Models; 8.1L; All; Right
    • Location: Passenger Side
    • Other Names: Catalytic Converter, Front Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 15013591
    • Part Description: 2006 GMC Sierra 2500 HD 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L BI-FUEL, 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD - 19430

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 19430
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Calif Emissions; OE is welded Assy Cut to fit; GVW 10,000 - 14,000
    • Gaskets Included: Yes
    • Height: 11
    • Inlet Type: 3 Bolt Fixed Flange
    • Large Pkg. Fee: No
    • Number of O2 Sensors: 1
    • Outlet Type: 2 Bolt Fixed Flange
    • Over All Length: 50.25
    • Packaging Type: Unboxed
    • UPC: 841809120175
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 13
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
  • MagnaFlow Universal Catalytic Converter for 2006 GMC Sierra 2500 HD - 447109

    MagnaFlow® Universal Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 447109
    Product Specifications
    • Notes: Engine Family Number 6GMXK06.0388;Engine Family Number 6GMXT08.1201;CARB Executive Order D-193-103;Engine Family Number 6GMXT08.1203;Certification Level : LEV1 LEV; OE Spec; Cutting & Welding Reqd During Installation
    • 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: 3"
    • Catalytic Outlet Diameter: 3"
    • 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: 3"
    • O2 Sensor Port: No
    • Outlet Connection Type: Weld-On
    • Outlet Position: Center
    • Position: Front Passenger Side
    • UPC: 841380082060
    • Part Description: 2006 GMC Sierra 2500 HD Universal Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • OEM 2006 GMC Sierra 2500 HD Oxidation Catalytic Converter Assembly Diagram - 15229341
    View Related Parts

    OEM (Genuine) 2006 GMC Sierra 2500 HD Oxidation Catalytic Converter Assembly

    PartNumber: 15229341
    OEM 2006 GMC Sierra 2500 HD Oxidation Catalytic Converter Assembly - 15229341
    Product Specifications
    • Notes: All Models; 6.6L Diesel; 6.6 Liter Turbo Diesel, 2ND Design
    • Other Names: Catalytic Converter, Converter & Pipe
    • Item Dimensions: 55.0 x 16.6 x 12.1 inches
    • Item Weight: 30.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2006 GMC Sierra 2500 HD Oxidation Catalytic Converter Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD - 19449

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 19449
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Fed Emissions; w/143.5" WB
    • Inlet Type: 2 Bolt Fixed Flange
    • Number of O2 Sensors: 1
    • Over All Length: 40 in.
    • UPC: 841809120380
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
  • MagnaFlow Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD - 458063

    MagnaFlow® Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 458063
    Product Specifications
    • Notes: CARB Executive Order D-193-101;Engine Family Number 6GMXT06.0198;Certification Level : LEV1 ULEV
    • Air Tube Adaptable: No
    • Body Material: Stainless Steel
    • Body Type: Spun
    • Color/Finish: Stainless Steel
    • Converter Quantity: 2
    • Inlet Attachment: Bolt-On
    • Main Piping Diameter: 3
    • Material: Stainless Steel
    • Mounting Hardware Included: Yes
    • Overall Length: 79.25
    • Oxygen Sensor Location: Pre and Post Converter
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 841380081803
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • OEM 2006 GMC Sierra 2500 HD CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT" Diagram - 19420127
    View Related Parts

    OEM (Genuine) 2006 GMC Sierra 2500 HD CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT"

    PartNumber: 19420127
    OEM 2006 GMC Sierra 2500 HD CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT" - 19420127
    Product Specifications
    • Notes: All Models; 6.0L; 3/4 & 1 Ton; Left; Code Ybp;All Models; 8.1L; All; Left; Code Ybp; 8.1 Liter Gas
    • Location: Driver Side
    • Other Names: Catalytic Converter, Front Pipe
    • Fitment Type: Direct Replacement
    • Replaces: 15199817
    • Part Description: 2006 GMC Sierra 2500 HD CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT"
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD - 19459

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 2006 GMC Sierra 2500 HD

    PartNumber: 19459
    Product Specifications
    • Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Fed Emissions
    • Catalytic Converter Body Height: 18"
    • Catalytic Converter Overall Length: 63"
    • Catalytic Converter Width: 29"
    • Converter Configuration: Direct Fit
    • Inlet Type: 3 Bolt Fixed Flange
    • O2 Sensor Port: Yes
    • Outlet Type: Slip Fit
    • Packaging Type: Unboxed
    • Position: Driver Side
    • UPC: 841809130464
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 8.1L
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L
  • MagnaFlow Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD - 458067

    MagnaFlow® Direct Fit Catalytic Converter for 2006 GMC Sierra 2500 HD

    PartNumber: 458067
    Product Specifications
    • Notes: CARB Executive Order D-193-101;Engine Family Number 6GMXT06.0198;Certification Level : LEV1 ULEV
    • 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: 52.75
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Direct-Fit
    • Type: Direct-Fit
    • UPC: 841380081810
    • Part Description: 2006 GMC Sierra 2500 HD Direct Fit Catalytic Converter
    More Info
    Vehicle Fitment
    • 2006 GMC Sierra 2500 HD | All Trims | 8 Cyl 6.0L