In Stock
- In Stock Items. Ships Today. (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.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (17) 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 (19) 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
Part Type
- Mufflers (17) 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.
- Resonators (2) 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
- AP Exhaust (9) 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.
- Walker Exhaust (9) 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.
- BRExhaust (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
Filter Options
- Stock Replacement (11)
- Made In USA (9)
Savings Central

Selected Filters

Availability

- In Stock Items. Ships Today. (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.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (17) 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 (19) 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
Part Type
- Mufflers (17) 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.
- Resonators (2) 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
- AP Exhaust (9) 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.
- Walker Exhaust (9) 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.
- BRExhaust (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
Filter Options
- Stock Replacement (11)
- Made In USA (9)

BUICK LACROSSE Mufflers & Resonators

Individual Parts

Part Groups

Results 1 - 19 of 19

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700293

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700293

Mufflers, MSL Maximum, Round Case, Steel, Aluminized, 28.500 in. Overall Length, Front Muffler, Buick, Chevy, Pontiac, V6, Each

Part Number: APH-700293

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 4, 2026 if ordered today

Walker 2.25 Inch Resonator 21398

Exhaust Resonator, Steel, Aluminized, Buick, Chevy, Pontiac, Each

Part Number: WLK-21398

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2261

Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, Pontiac, Each

Part Number: APH-2261

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 4, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 4, 2026 if ordered today

AP Exhaust OE Replacement Steel 1.88 Inch Muffler 2242

Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, Pontiac, Each

Part Number: APH-2242

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 3, 2026 if ordered today

Walker Quiet-Flow SS 409 Stainless Steel 2 Inch Muffler 21525

Walker Quiet-Flow SS Muffler

Part Number: WLK-21525

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 26, 2026 if ordered today

AP Exhaust OE Replacement Steel 1.88 Inch Muffler 2243

Muffler, OE Replacement, Steel, Aluminized, Buick, Chevy, Pontiac, Each

Part Number: APH-2243

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 4, 2026 if ordered today

Walker 2.36 Inch Resonator 22144

Resonator, Steel, Aluminized, Buick, Each

Part Number: WLK-22144

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700470

Mufflers, MSL Maximum, Steel, Aluminized, Round Case, Front Muffler, Buick, 3.8L, Each

Part Number: APH-700470

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

...Loading

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Walker Exhaust - Mufflers for 2010-2011 LACROSSE - 22169

Mufflers-Quiet-Flow SS

Part Number: WLK-22169

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Walker Quiet-Flow Steel 2 Inch Muffler 22223

Mufflers-Quiet-Flow

Part Number: WLK-22223

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Walker Exhaust - Mufflers for 2014-2016 LACROSSE - 22830

Quiet-Flow Exhaust Muffler

Part Number: WLK-22830

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Walker Exhaust - Mufflers for 2014-2016 LACROSSE - 22831

Quiet-Flow Exhaust Muffler

Part Number: WLK-22831

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2601

Muffler, OE Replacement, Steel, Aluminized, Buick, 3.8L, Each

Part Number: APH-2601

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 3, 2026 if ordered today

Walker Exhaust - Mufflers for 2010-2011 LACROSSE - 22170

Mufflers-Quiet-Flow SS

Part Number: WLK-22170

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

Walker Quiet-Flow Steel 2 Inch Muffler 22209

Mufflers-Quiet-Flow

Part Number: WLK-22209

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 9, 2026 if ordered today

AP Exhaust Challenge Steel 2.5 Inch Muffler 2538

Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each

Part Number: APH-2538

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 3, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2602

Muffler, OE Replacement, Steel, Aluminized, Buick, 3.8L, Each

Part Number: APH-2602

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 3, 2026 if ordered today

AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2575

Muffler, OE Replacement, Steel, Aluminized, Cadillac, 3.6L, Each

Part Number: APH-2575

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 4, 2026 if ordered today

BRExhaust Universal Fit Steel 2 Inch Muffler 100-1779

Muffler, 2.00 in. Offset Inlet, 2.00 in. Center Outlet, 17.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each

Part Number: BRE-100-1779

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 10, 2026 if ordered today

Page 1 of 1