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Catalytic Converter
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Catalytic Converter (Magnaflow) for 1988-1991 Buick, Oldsmobile, & Pontiac NEW

Out of Stock
$ 233 .00

Product Notes

Not legal for sale or installation in California, Colorado or New York.

MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23422 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed to fit the 1988-1991 Buick LeSabre, 1988-1991 Oldsmobile Delta 88, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.
Brand: Magnaflow
Condition: New
See All Other Catalytic Converters
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Specifications & Info


Attribute Value
Air Tube Adaptable No
Air Tube Count 0
Body Material Stainless Steel
Body Type Clam-shell
CARB Executive Order Number Not Applicable
California Air Resources Board (CARB) Certified No
Clamps Included No
Finish Stainless Steel
Grade Type Regular
Hangers Included No
Heat Shield Attached No
Inlet Gasket Included Yes
Inlet Mounting Hardware Included No
Outlet Gasket Included No
Outlet Mounting Hardware Included No
Prop 65 Y/N No
Sensor Port Count 0
Series Standard Grade
Substrate Material Ceramic
Title Magnaflow Standard Grade Federal / Epa Compliant Direct-fit Catalytic Converter 23422
Tube Material Stainless Steel

Vehicle Fitment Guide

This part fits the following vehicles:

Buick 4 models (tapclick to expand)(tapclick to hide)
Electra 1988-1990 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Estate Wagon Wagon 1988 - 1989 V8 5.0L RWD Automatic
Limited Sedan 1988 - 1990 V6 3.8L FWD Automatic
Park Avenue Sedan 1988 - 1990 V6 3.8L FWD Automatic
Park Avenue Ultra Sedan 1989 - 1990 V6 3.8L FWD Automatic
T-Type Sedan 1988 - 1990 V6 3.8L FWD Automatic
LeSabre 1988-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Coupe 1988 - 1991 V6 3.8L FWD Automatic
Base Wagon 1988 - 1990 V6 3.8L FWD Automatic
Custom Coupe 1988 - 1991 V6 3.8L FWD Automatic
Custom Sedan 1988 - 1991 V6 3.8L FWD Automatic
Estate Wagon Wagon 1988 - 1990 V8 5.0L RWD Automatic
Limited Coupe 1988 - 1991 V6 3.8L FWD Automatic
Limited Sedan 1988 - 1991 V6 3.8L FWD Automatic
Reatta 1988-1990 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 1990 V6 3.8L FWD Automatic
Base Coupe 1988 - 1990 V6 3.8L FWD Automatic
Riviera 1988-1990 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Luxury Coupe 1988 - 1990 V6 3.8L FWD Automatic
T-Type Coupe 1988 - 1989 V6 3.8L FWD Automatic
Oldsmobile 2 models (tapclick to expand)(tapclick to hide)
98 1988-1990 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Regency Sedan 1988 - 1990 V6 3.8L FWD Automatic
Regency Brougham Sedan 1988 - 1990 V6 3.8L FWD Automatic
Regency Touring Sedan 1988 - 1990 V6 3.8L FWD Automatic
Delta 88 1988-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Royale Coupe 1988 - 1991 V6 3.8L FWD Automatic
Royale Sedan 1988 - 1991 V6 3.8L FWD Automatic
Royale Brougham Coupe 1988 - 1991 V6 3.8L FWD Automatic
Royale Brougham Sedan 1988 - 1991 V6 3.8L FWD Automatic
Pontiac 1 model (tapclick to expand)(tapclick to hide)
Bonneville 1988-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
LE Sedan 1988 - 1991 V6 3.8L FWD Automatic
SE Sedan 1988 - 1991 V6 3.8L FWD Automatic
SSE Sedan 1988 - 1991 V6 3.8L FWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23422 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed to fit the 1988-1991 Buick LeSabre, 1988-1991 Oldsmobile Delta 88, and additional vehicles. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.

Fits Years: 1988 1989 1990 1991

Fits Models: 98, Bonneville, Delta 88, Electra, LeSabre, Reatta, Riviera

Go-Parts Garage · Featured Guide

Catalytic Converter Replacement Guide for the 1982-1995 Buick LeSabre

Everything you need to know before replacing the catalytic converter on your classic Buick LeSabre.

Read Full Guide →
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120
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NEW
Direct-Fit Replacement

Engineered To OEM Specs

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