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2003 GMC Sierra 3500 Catalytic Converter
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2003 GMC Sierra 3500
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Catalytic Converters
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$929.34 MSRP:$1389.07You Save: $459.73 (34%)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: 2003 GMC Sierra 3500 Converter & Pipe
$965.72 MSRP:$1443.93You Save: $478.21 (34%)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: 2003 GMC Sierra 3500 Converter & Pipe
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: 2003 GMC Sierra 3500 Direct Fit Catalytic Converter
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
Product Specifications- Notes: CARB Executive Order D-193-136;Engine Family Number 3GMXH06.0583;Certification Level : LEV1 LEV; OE Spec; Cutting & Welding Reqd During Installation
- Air Tube Adaptable: No
- Body Height: 4
- Body Length: 12.75
- Body Shape: Round
- Body Type: Spun
- Body Width: 4
- Finish: Stainless Steel
- Heat Shield Attached: No
- Inlet Attachment: Weld-On
- Inlet Diameter: 3
- Inlet Orientation: Straight
- Inlet Quantity: 1
- Material: Stainless Steel
- Outlet Attachment: Weld-On
- Outlet Diameter: 3
- Outlet Orientation: Straight
- Outlet Quantity: 1
- Overall Length: 12.75
- Sensor Port Count: 0
- Series: California
- Substrate Material: Ceramic
- Title: California Universal
- UPC: 888563103945
- Part Description: 2003 GMC Sierra 3500 Universal Catalytic Converter
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
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: 2003 GMC Sierra 3500 Direct Fit Catalytic Converter and Pipe Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
Product Specifications- Notes: CARB Executive Order D-193-103;Engine Family Number 3GMXA08.1203;Engine Family Number 3GMXA06.0188;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: 2003 GMC Sierra 3500 Universal Catalytic Converter
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
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: 2003 GMC Sierra 3500 Direct Fit Catalytic Converter and Pipe Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
OEM (Genuine) 2003 GMC Sierra 3500 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
PartNumber: 15199817Product Specifications- 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: 2003 GMC Sierra 3500 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
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: 2003 GMC Sierra 3500 Direct Fit Catalytic Converter and Pipe Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 6.0L
- 2003 GMC Sierra 3500 | All Trims | 8 Cyl 8.1L
Product Specifications- Notes: All Models; 6.0l; California; Left;All Models; 8.1l; California; Left; 8.1 Liter Gas
- Location: Driver Side
- Other Names: Catalytic Converter, Converter & Pipe, Front Pipe
- Item Dimensions: 63.6 x 27.8 x 15.8 inches
- Item Weight: 30.00 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 3500 Converter & Pipe
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 3500 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
PartNumber: 15077752Product Specifications- Notes: All Models; 6.0l; California; Right;All Models; 8.1l; California; Right; 8.1 Liter Gas
- Location: Passenger Side
- Other Names: Catalytic Converter, Converter & Pipe, Front Pipe
- Item Dimensions: 56.9 x 14.1 x 8.3 inches
- Item Weight: 30.60 Pounds
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 3500 3Way Catalytic Convertor Assembly (W/ Exhaust Manifold P
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
OEM (Genuine) 2003 GMC Sierra 3500 CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT"
PartNumber: 19420127Product Specifications- Notes: All Models; 6.0l; Federal;All Models; 8.1l; Federal
- Other Names: Catalytic Converter, Front Pipe
- Fitment Type: Direct Replacement
- Replaces: 15199817
- Part Description: 2003 GMC Sierra 3500 CONVERTER ASM, 3WAY CTLTC (W/EXH MANIF PIPE) "KIT"
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.0 L CNG, 8 Cyl 6.0 L GAS, 8 Cyl 8.1 L GAS
Product Specifications- Notes: All Models; 6.6l Diesel; 6.6 Liter Turbo Diesel, 1st Design, W/Catalytic Cnvrtr
- Other Names: Catalytic Converter, Front Pipe
- Fitment Type: Direct Replacement
- Part Description: 2003 GMC Sierra 3500 Oxidation Catalytic Converter Assembly
Vehicle Fitment- 2003 GMC Sierra 3500 | Base, SL, SLE, SLT, WT | 8 Cyl 6.6 L DIESEL
FAQ for Catalytic Converter Repair
Q: What is the removal procedure for the catalytic converter?
A:
You can install the catalytic converter, a new exhaust seal, the catalytic converter, the left exhaust manifold pipe nuts, the muffler, and the transmission support cross-member.
By Bob
GM Specialist
01/11/2022