In Stock
- In Stock Items. Ships Today. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (47) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (55) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Section
- Catalytic Converters
- Exhaust Systems & Kits
Part Type
- Catalytic Converters (46) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Systems (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Engine
Price Range
In Stock
Savings Central
- Free Shipping (3)

Selected Filters

Availability

- In Stock Items. Ships Today. (8) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (47) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (55) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Make/Model
Section
- Catalytic Converters
- Exhaust Systems & Kits
Part Type
- Catalytic Converters (46) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Exhaust Systems (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Engine
Price Range
Savings Central
- Free Shipping (3)

BUICK REGAL MagnaFlow Parts and Accessories

Individual Parts

Part Groups

Results 26 - 47 of 47

MagnaFlow Universal Catalytic Converters 5411305

Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 11.125 in. Length, Each

Part Number: MPE-5411305

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 94026

Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 16 in. Length, Each

Part Number: MPE-94026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 20, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 20, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 5421205

Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 9.125 in. Length, Each

Part Number: MPE-5421205

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 20, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 51396

Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each

Part Number: MPE-51396

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 20, 2026 if ordered today

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2014-2017 REGAL - 52906

Catalytic Converter, Direct-Fit Catalytic Converter

Part Number: MPE-52906

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 20, 2026 if ordered today

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters 21-177

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Rear Position, 38.125 in. Overall Length, Buick, 2.4L, Each

Part Number: MPE-21-177

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 20, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 557405

Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.25 in. Slip Fit Inlet/Outlet, 13 in. Length, Each

Part Number: MPE-557405

Not Yet Reviewed