21 products about 2003 Chevrolet Monte Carlo Catalytic Converters & Components foundVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter Item Dimensions: 3.8 x 3.6 x 0.3 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2003 Chevrolet Monte Carlo Preconverter Gasket More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS $11.52 MSRP: $18.28
You Save: $6.76 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter Item Dimensions: 3.8 x 3.6 x 0.3 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Part Description: 2003 Chevrolet Monte Carlo Preconverter Gasket More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS $11.52 MSRP: $18.28
You Save: $6.76 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: At Converter Bolt Hole Quantity: 2 Gasket Type: Flat Inside Diameter: 2.295" Material: Graphite and Metal Thickness: 0.065" UPC: 023913671617 Part Description: 2003 Chevrolet Monte Carlo Catalytic Converter Gasket More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: 3.8 Liter Other Names: Manifold Stud Item Dimensions: 4.0 x 2.9 x 0.9 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2003 Chevrolet Monte Carlo Manifold Stud More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LT, SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.8 L GAS $1.03 MSRP: $1.62
You Save: $0.59 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter Other Names: Converter & Pipe Stud, Exhaust Manifold Stud Item Dimensions: 3.5 x 2.1 x 2.1 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Replaces: 22604451, 24504965 Part Description: 2003 Chevrolet Monte Carlo Converter & Pipe Stud More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS $14.12 MSRP: $22.17
You Save: $8.05 (37%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter; 3.8 Liter Item Dimensions: 6.2 x 4.7 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 10275205 Part Description: 2003 Chevrolet Monte Carlo Converter & Pipe Gasket More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport, LT, SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.4 L GAS, 6 Cyl 3.8 L GAS $21.31 MSRP: $32.16
You Save: $10.85 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter; 3.8 Liter Item Dimensions: 6.2 x 4.7 x 0.2 inches Item Weight: 0.30 Pounds Fitment Type: Direct Replacement Replaces: 10275205 Part Description: 2003 Chevrolet Monte Carlo Converter & Pipe Gasket More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport, LT, SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.4 L GAS, 6 Cyl 3.8 L GAS $21.31 MSRP: $32.16
You Save: $10.85 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter Item Dimensions: 2.9 x 1.7 x 1.3 inches Item Weight: 0.50 Pounds Fitment Type: Direct Replacement Part Description: 2003 Chevrolet Monte Carlo Heat Shield Stud More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS $11.48 MSRP: $17.22
You Save: $5.74 (34%)
Check Fit Add to CartVEHICLE SPECIFIC Product Specifications Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Fed & Calif Emissions Catalytic Converter Body Height: 13.5" Catalytic Converter Overall Length: 37.25" Catalytic Converter Width: 7.25" Converter Configuration: Direct Fit Position: Center Part Description: 2003 Chevrolet Monte Carlo Direct Fit Catalytic Converter and Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L VEHICLE SPECIFIC Product Specifications Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Fed & Calif Emissions Catalytic Converter Body Height: 7.5" Catalytic Converter Overall Length: 40" Catalytic Converter Width: 14.5" Converter Configuration: Direct Fit Position: Center UPC: 841809117007 Part Description: 2003 Chevrolet Monte Carlo Direct Fit Catalytic Converter and Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: Impala, Monte Carlo; 3.8l; All; 3.8 Liter, All Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 6.9 x 38.7 x 13.9 inches Item Weight: 18.80 Pounds Fitment Type: Direct Replacement Replaces: 12564328, 10337610 Part Description: 2003 Chevrolet Monte Carlo Converter & Pipe More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | SS, SS 35th Anniversary Edition, SS Dale Earnhardt Signature Edition, SS High Sport, SS Pace Car | 6 Cyl 3.8 L GAS VEHICLE SPECIFIC Product Specifications Notes: 3.4 Liter, All; Impala, Monte Carlo; 3.4l; All Other Names: Catalytic Converter, Converter & Pipe Item Dimensions: 43.4 x 13.4 x 7.2 inches Item Weight: 17.20 Pounds Fitment Type: Direct Replacement Replaces: 10301642, 25325228 Part Description: 2003 Chevrolet Monte Carlo Converter & Pipe More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | LS, LS Competition, LS Sport | 6 Cyl 3.4 L GAS VEHICLE SPECIFIC 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): 13.0 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): 345120497A7 Item Grade: Standard Replacement Item has MSDS (SDS): N MFG Brand Name: Bosal MFG Model # (Series): 079-5130 MFG Name: Bosal Supplier Company Name: Bosal UPC: 623920312550 Part Description: 2003 Chevrolet Monte Carlo Direct Fit Catalytic Converter And Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L VEHICLE SPECIFIC Product Specifications Notes: Not Legal For Sale In CA. Not Legal In NY For Vehicles w/Calif Emissions. CARB Compliant: Noo 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): 49.000000 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 slip fit Exhaust Pipe Outlet Connection Type: Flange or slip fit Fitment: Direct OE Replacement Internet Product Code (IPC): 7D90757A969 Item Grade: Standard Replacement Item has MSDS (SDS): N MFG Brand Name: Bosal MFG Model # (Series): 079-5157 MFG Name: Bosal Supplier Company Name: Bosal UPC: 623920312567 Part Description: 2003 Chevrolet Monte Carlo Direct Fit Catalytic Converter And Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: Engine Family Number 3GMXV03.8044;CARB Executive Order D-193-142;Certification Level : LEV1 ULEV; OE Spec; Cutting & Welding Reqd During Installation Air Tube Adaptable: No Body Height: 4 Body Length: 9 Body Shape: Round Body Type: Spun Body Width: 4 Finish: Stainless Steel Heat Shield Attached: No 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: 9 Sensor Port Count: 0 Series: California Substrate Material: Ceramic Title: California Universal UPC: 888563132808 Part Description: 2003 Chevrolet Monte Carlo Universal Catalytic Converter More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: 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: Universal Catalytic Converter Housing Material: Stainless Steel Catalytic Converter Length (in): 11.000000 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 Slip fit Exhaust Pipe Outlet Connection Type: Flange or Slip fit Fitment: Universal Internet Product Code (IPC): D8AE88E9331 Item Grade: Standard Replacement Item has MSDS (SDS): N MFG Brand Name: Bosal MFG Model # (Series): 097-0390 MFG Name: Bosal Supplier Company Name: Bosal UPC: 623920340348 Part Description: 2003 Chevrolet Monte Carlo Universal Fit Catalytic Converter More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L VEHICLE SPECIFIC Product Specifications Notes: 6 3.8l; check Tech Note on www.deccats.com; check TSB on www.deccats.com; E.P.A COMPLIANT Part Description: 2003 Chevrolet Monte Carlo Standard Direct Fit Catalytic Converter and Pipe Assembly Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L 2003 Chevrolet Monte Carlo | SS | 6 Cyl 3.8L VEHICLE SPECIFIC Product Specifications Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Dealer Alternative; Fed & Calif Emissions Catalytic Converter Body Height: 13.5" Catalytic Converter Overall Length: 37.25" Catalytic Converter Width: 7.25" Converter Configuration: Direct Fit Position: Center Part Description: 2003 Chevrolet Monte Carlo Direct Fit Catalytic Converter and Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.8L VEHICLE SPECIFIC Product Specifications Notes: check Tech Note on www.deccats.com; E.P.A COMPLIANT Part Description: 2003 Chevrolet Monte Carlo Standard Direct Fit Catalytic Converter and Pipe Assembly Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: Not legal for use in Calif; Illegal for installation in NY on vehicles equipped w/Calif emission systems; Dealer Alternative; Fed Emissions Catalytic Converter Body Height: 7.5" Catalytic Converter Overall Length: 40" Catalytic Converter Width: 14.5" Converter Configuration: Direct Fit Position: Center UPC: 841809124876 Part Description: 2003 Chevrolet Monte Carlo Dealer Alternative Direct Fit Catalytic Converter and Pipe Assembly More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | All Trims | 6 Cyl 3.4L VEHICLE SPECIFIC Product Specifications Notes: Illegal for installation in NY on vehicles equipped w/Calif emission systems; Universal Fit; Fed & Calif Emission systems; Not legal for use in Calif Catalytic Converter Body Length: 12" Catalytic Converter Body Shape: Round Catalytic Converter Overall Length: 18" Catalytic Inlet Diameter: 2.5" Catalytic Outlet Diameter: 2.5" Catalytic Series: OBDII Converter Body Material: Aluminized Steel Converter Configuration: Universal Fit O2 Sensor Port: No UPC: 841809129895 Part Description: 2003 Chevrolet Monte Carlo OBDII Universal Fit Round Body Catalytic Converter (2.5" ID, 2.5" OD, 12" Length) More Info Vehicle Fitment 2003 Chevrolet Monte Carlo | SS | 6 Cyl 3.8L 2003 Chevrolet Monte Carlo | SS High Sport | 6 Cyl 3.8L 2003 Chevrolet Monte Carlo | SS Pace Car | 6 Cyl 3.8L Show More