In Stock
- In Stock Items. Ships Today. (24) 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. (150) 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 (208) 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 (200) 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 (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.
Make/Engine
Price Range
Filter Options
- Stock Replacement (8)
Savings Central
- Summit Bucks (189)
- Free Shipping (30)

Selected Filters

Availability

- In Stock Items. Ships Today. (24) 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. (150) 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 (208) 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 (200) 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 (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.
Make/Engine
Price Range
Filter Options
- Stock Replacement (8)
Savings Central
- Summit Bucks (189)
- Free Shipping (30)

BUICK MagnaFlow Parts and Accessories

Individual Parts

Part Groups

Results 101 - 125 of 208

MagnaFlow Direct-Fit Catalytic Converters for 2010-2011 LACROSSE - 52300

Catalytic Converters Conv DF 2010-2011 LaCrosse 3.6 L Underbody

Part Number: MPE-52300

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 448309

Catalytic Converter, Universal Catalytic Converter - 3in.

Part Number: MPE-448309

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2007 RELAY, TERRAZA, 2007-2008 UPLANDER - 52098

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Buick, Chevy, Saturn, 3.9L, Each

Part Number: MPE-52098

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49225

Catalytic Converter, Stainless Steel, Buick, Chevy, Pontiac, 5.3L, Center, Each

Part Number: MPE-49225

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2004-2007 GRAND PRIX, 2005-2009 LACROSSE - 5461227

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Pontiac, 3.8L, Each

Part Number: MPE-5461227

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49221

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49221

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2011 REGAL - 51707

Catalytic Converter, Stainless Steel, Buick, 2.0L, Rear, Each

Part Number: MPE-51707

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 5451305

Catalytic Converter, Universal, 13.250 in. Length, 2.250 in. Inlet and Outlet, Each

Part Number: MPE-5451305

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5592579

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Rear, 21.625 in. Overall Length, Buick, Chevy, GMC, Saturn, 3.6L, Each

Part Number: MPE-5592579

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 448304

Catalytic Converter, California Grade, Universal, Stainless Steel Case, 16.000 in. Overall Length, 2.000 in. Inlet/Outlet, Each

Part Number: MPE-448304

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 5551206

Catalytic Converter, California Grade, Universal, Stainless Steel Case, 9.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each

Part Number: MPE-5551206

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2005 RENDEZVOUS - 52039

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, Buick, Pontiac, 3.4L, Each

Part Number: MPE-52039

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23405

Catalytic Converter, Stainless Steel, Direct Fit, Buick, Chevy, Oldsmobile, Pontiac, 3.8L, Each

Part Number: MPE-23405

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23444

Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Oldsmobile, Pontiac, 24.875 in. Length, L4, V6

Part Number: MPE-23444

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converters for 2017-2020 ENVISION - 280016

Catalytic Converter, OEM Grade, Federal/EPA Compliant, Direct-Fit, 57.00 in. Overall Length, Buick, 2.5L, Each

Part Number: MPE-280016

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2010-2015 LACROSSE, 2013-2019 XTS - 52001

Catalytic Converter, Stainless Steel, Buick, 3.0L, Passenger Side Front, Each

Part Number: MPE-52001

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23426

Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, Each

Part Number: MPE-23426

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2011-2013 REGAL - 51703

Catalytic Converter, Stainless Steel, Buick, 2.0L, Front, Each

Part Number: MPE-51703

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 7, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2004-2005 AZTEK, RENDEZVOUS - 4551038

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Pontiac, 3.4L, Each

Part Number: MPE-4551038

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23406

Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, Each

Part Number: MPE-23406

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow - Catalytic Converters for 2018-2023 ENCLAVE, TRAVERSE - 23-277

Conv DF 2018-2019 Chevrolet Traverse V6 OEM Underbody Front Rearward

Part Number: MPE-23-277

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 5582405

Catalytic Converter, California Grade, Universal, Stainless Steel Case, 11.250 in. Overall Length, 2.250 in. Inlet/Outlet, Each

Part Number: MPE-5582405

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2004-2008 GRAND PRIX, 2005-2009 LACROSSE - 49227

Catalytic Converter, Stainless Steel, Each

Part Number: MPE-49227

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 8, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 23433

Catalytic Converter, Stainless Steel, Buick, Chevy, 3.1L, 3.4L, Each

Part Number: MPE-23433

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 51845

Catalytic Converter, Stainless Steel, Buick, Chevy, Oldsmobile, Pontiac, 3.4L, Center, Each

Part Number: MPE-51845

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 6, 2026 if ordered today

Previous
Page 5 of 9
Next