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1991 GMC Sonoma
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1991 GMC Sonoma

1991 GMC Sonoma Catalytic Converters

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Rear Standard Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Davico®
Rear Standard Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: DAV14419
Guaranteed to Fit
$146.99
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L Standard Cab Pickup
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L Standard Cab Pickup
Product Details
Location : RearEmissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 19.25 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 25,000-mile Davico limited warranty on catalyst emission properties and 5-year or 50,000-mile limited warranty on tube, shell and weldsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard SeriesTube Material : Aluminized Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Magnaflow®
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: M6694009
Guaranteed to Fit
$119.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 4.3L Cutting And Welding Required
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L Cutting And Welding Required
  • 1991 GMC Sonoma Base 6 Cyl 2.8L Cutting And Welding Required
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L Cutting And Welding Required
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 3 in. Inlet/Outlet; 16 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 25,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard Grade SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Magnaflow®
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: M6694006
Guaranteed to Fit
$119.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L Cutting And Welding Required
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L Cutting And Welding Required
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 2.5 in. Inlet/Outlet; 16 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : Magnaflow 25,000 Mile Limited WarrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard Grade SeriesTube Material : Stainless Steel
Standard Grade Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Magnaflow®
Standard Grade Series Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: M6623419
Guaranteed to Fit
$188.00
Vehicle Fitment
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L
  • 1991 GMC Sonoma Base 4 Cyl 2.5L
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 19.25 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 25,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard Grade SeriesTube Material : Stainless Steel
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Magnaflow®
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: M663391486
Guaranteed to Fit
$931.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 2.8L EO# D-193-132
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L EO# D-193-132
  • 1991 GMC Sonoma Base 6 Cyl 4.3L EO# D-193-132
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L EO# D-193-132
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : 21 in. Overall LengthType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-132Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Magnaflow®
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: M663391006
Guaranteed to Fit
$1,128.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 4.3L
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L
  • 1991 GMC Sonoma Base 6 Cyl 2.8L
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalProduct Fit : Direct FitRecommended Use : Performance ReplacementQuantity Sold : Sold individuallyEO Number : D-193-132Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Magnaflow®
California Series Direct Fit Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: M663391005
Guaranteed to Fit
$1,128.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : Magnaflow 5 year / 50,000 Mile Limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Magnaflow®
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66339106
Guaranteed to Fit
$480.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 4.3L EO# D-193-105; Cutting And Welding Required
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L EO# D-193-105; Cutting And Welding Required
  • 1991 GMC Sonoma Base 6 Cyl 2.8L EO# D-193-105; Cutting And Welding Required
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L EO# D-193-105; Cutting And Welding Required
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : 16 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-105Gasket Included : Without GasketWarranty : 5-year or 50,000-mile Magnaflow limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Magnaflow®
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: M66339105
Guaranteed to Fit
$480.00
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L EO# D-193-105; Cutting And Welding Required
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L EO# D-193-105; Cutting And Welding Required
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : 16 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-193-105Gasket Included : Without GasketWarranty : 5-year or 50,000-mile Magnaflow limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : California SeriesTube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Eastern®
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: EAST70317
Guaranteed to Fit
$112.49
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L Undercar
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L Undercar
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 10 in. in length with 2.25 in. inlet and outlet diameter, Height (5 in.), Length (15 in.), Width (8 in.); 14 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : 5-year or 50,000-mile Eastern limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Standard SeriesTube Material : Aluminized Steel
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Eastern®
No Returns Accepted - Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be used in vehicles originally purchased in CA, CO, NY or ME), Semi-Universal (Welding Required)
Part Number: EAST70318
Guaranteed to Fit
$112.49
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 4.3L Undercar
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L Undercar
  • 1991 GMC Sonoma Base 6 Cyl 2.8L Undercar
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L Undercar
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 14" in. Overall Length; 2.5 in. ID Inlet Type A; 2.5 in. ID Outlet Type A; Standard Catalyst Type; Federal / EPA Semi-Universal Type; 14 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketWarranty : 5-year or 50,000-mile Eastern limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
Semi-Universal (Welding Required) Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
AP Exhaust®
Semi-Universal (Welding Required) Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal
Part Number: APE98224
Guaranteed to Fit
$327.99
Vehicle Fitment
  • 1991 GMC Sonoma Base 4 Cyl 2.5L With Air Tube
  • 1991 GMC Sonoma SLE 4 Cyl 2.5L With Air Tube
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : 16 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-280-94Gasket Included : Without GasketOxygen Sensor Ports : NoWarranty : 5-year or 50,000-mile AP Exhaust limited warranty on converter body and 50,000-mile limited warranty on emissionsReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Walker®
No Returns Accepted - Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, Semi-Universal (Welding Required)
Part Number: WK80906
Guaranteed to Fit
$561.99
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 4.3L
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L
  • 1991 GMC Sonoma Base 6 Cyl 2.8L
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalNotes : 18 in. overall lengthType : Catalytic ConverterProduct Fit : Semi-Universal (Welding Required)Recommended Use : OE ReplacementQuantity Sold : Sold individuallyEO Number : D-182-55Gasket Included : Without GasketWarranty : 5-year or 50,000-mile Walker limited warrantyReturns Policy : NON-RETURNABLEProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : CalCat SeriesTube Material : Stainless Steel
Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
AP Exhaust®
Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: APE642335
Guaranteed to Fit
$245.99
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 2.8L
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L
  • 1991 GMC Sonoma Base 6 Cyl 4.3L
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 21.38 in. Overall Length; 2.5 in. ID Pipe Inlet Type A; 4 Bolt Welded GM Flange w/ 2.5 in. Male Ball Outlet Type A; Ceramic Substrate MaterialType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile AP Exhaust limited warranty on converter body and 25,000-mile limited warranty on emissionsProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Stainless Steel
Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Eastern®
Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
Part Number: EAST50165
Guaranteed to Fit
$218.49
Vehicle Fitment
  • 1991 GMC Sonoma Base 6 Cyl 2.8L Undercar
  • 1991 GMC Sonoma SLE 6 Cyl 4.3L Undercar
  • 1991 GMC Sonoma Base 6 Cyl 4.3L Undercar
  • 1991 GMC Sonoma SLE 6 Cyl 2.8L Undercar
Product Details
Emissions : Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)Notes : 20.5 in. overall lengthRestricted States : California|Colorado|New York|MaineType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : Sold individuallyGasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Eastern limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Tube Material : Aluminized Steel
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Product Questions & Answers

Eastern Direct Fit Catalytic Converter, Federal EPA Standard, 46-State Legal (Cannot ship to or be installed in vehicles originally purchased in CA, CO, NY or ME)
$218.49
Q:what is pipe outlet  dimensions ?
david g.
A:BEST ANSWERHi David, I'm glad to help you out. The outlet diameter is 2.5 inches. I hope this helps. Use the link below to order the part. Happy shopping. https://www.carparts.com/catalytic-converter/eastern/east50165?can=cpab2020 Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >