In Stock
- In Stock Items, Including at a Supplier. Ships In a Few Days. (4) 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 (26) 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
Department
- Chassis & Suspension
- Exhaust
Part Type
- Engine Swap Kits (14) 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.
- Catalytic Converters (12) 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.
Brand
- Trans-Dapt Performance Products (14) 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.
- MagnaFlow (12) 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
In Stock
Savings Central
- Free Shipping (14)

Selected Filters

Availability

- In Stock Items, Including at a Supplier. Ships In a Few Days. (4) 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 (26) 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
Department
- Chassis & Suspension
- Exhaust
Part Type
- Engine Swap Kits (14) 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.
- Catalytic Converters (12) 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.
Brand
- Trans-Dapt Performance Products (14) 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.
- MagnaFlow (12) 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
Savings Central
- Free Shipping (14)

BUICK Parts and Accessories

Individual Parts

Part Groups

Results 1 - 25 of 26

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5451217

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Chevy, GMC, Isuzu, Oldsmobile, 4.2L, Each

Part Number: MPE-5451217

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 5582445

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Forward, 14.875 in. Overall Length, Buick, Chevy, GMC, Saturn, Each

Part Number: MPE-5582445

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 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

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 42214

Engine Swap Kit, Headers, Stainless Steel, Natural, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-42214

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

...Loading

Estimated Ship Date: May 26, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 5582446

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Rearward, 15.500 in. Overall Length, Buick, Chevy, GMC, Saturn, Each

Part Number: MPE-5582446

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2003 MONTE CARLO, IMPALA, 2004-2005 CENTURY - 4561532

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Chevy, 3.1L, 3.4L, Each

Part Number: MPE-4561532

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46018

Engine Swap Kit, Headers, Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-46018

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2007 RELAY, TERRAZA, 2007-2008 UPLANDER - 5451098

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Chevy, Saturn, 3.9L, Each

Part Number: MPE-5451098

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 48063

Engine Swap Kit, Headers, Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-48063

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

...Loading

Estimated Ship Date: May 26, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46017

Engine Swap Kit, Headers, Steel, Silver Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-46017

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46012

Engine Swap Kit, Silver Ceramic Coated Headers, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, TH350, TH400, Kit

Part Number: TRD-46012

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2004-2005 IMPALA, MONTE CARLO, 2004 REGAL - 5461396

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

Part Number: MPE-5461396

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2001-2005 AZTEK, 2002-2005 RENDEZVOUS - 4551039

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

Part Number: MPE-4551039

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 4551208

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

Part Number: MPE-4551208

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 23, 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 1, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 1, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 42212

Engine Swap Kit, Headers, Stainless Steel, Silver Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-42212

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46008

Engine Swap Kit, Headers, Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-46008

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46007

Engine Swap Kit, Headers, Steel, Silver Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-46007

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 48062

Engine Swap Kit, Headers, Steel, Silver Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-48062

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

...Loading

Estimated Ship Date: May 26, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46002

Engine Swap Kit, Silver Ceramic Coated Headers, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, 4L60, 4L70, Kit

Part Number: TRD-46002

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

...Loading

Estimated Ship Date: May 26, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 42211

Engine Swap Kit, Headers, Stainless Steel, Natural, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-42211

Not Yet Reviewed

Estimated Ship Date: May 26, 2026 if ordered today

...Loading

Estimated Ship Date: May 26, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 42213

Engine Swap Kit, Headers, Stainless Steel, Black Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-42213

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 42215

Engine Swap Kit, Headers, Stainless Steel, Silver Ceramic Coated, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, Kit

Part Number: TRD-42215

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

...Loading

Estimated Ship Date: May 27, 2026 if ordered today

Trans-Dapt Performance Swap-In-A-Box Complete Engine Swap Kits 46014

Engine Swap Kit, Black MAXX Headers, Motor Mounts, Oil Pan, Pickup, Gaskets, Hardware, Chevy, LS, TH350, TH400, Kit

Part Number: TRD-46014

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

...Loading

Estimated Ship Date: May 14, 2026 if ordered today

Page 1 of 2
Next