BUICK LACROSSE Exhaust - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Dorman Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2012-2016 LACROSSE, 2013-2019 XTS - 674-048

Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -

Part Number: RNB-674-048

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 30, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 24221

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

Part Number: MPE-24221

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 30, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2012-2016 LACROSSE - 16935

Ultra EPA Catalytic Converter

Part Number: WLK-16935

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Dorman Direct-Fit Catalytic Converters for 2014-2019 IMPALA, 2012-2016 LACROSSE, 2013-2019 XTS - 674-049

Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -

Part Number: RNB-674-049

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

MagnaFlow Universal Catalytic Converters 557406

Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 13 in. Length, Each

Part Number: MPE-557406

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 30, 2026 if ordered today

Catco Direct-Fit Catalytic Converters for 2004-2008 GRAND PRIX, 2005-2009 LACROSSE - 4341

Catco Direct-Fit Catalytic Converters for 2004-2008 GRAND PRIX, 2005-2009 LACROSSE - 4341

Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-4341

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 26, 2026 if ordered today

Catco Federal/EPA Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 1344

EPA OBDII Direct Fit Converter

Part Number: CTO-1344

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 26, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 641444

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 16.00 in. Overall Length, Front Left, Buick, Each

Part Number: APH-641444

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 82617

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82617

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 84302

Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Universal, Each

Part Number: WLK-84302

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Walker CalCat Universal Catalytic Converters 84406

Catalytic Converters, Universal, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 12.000 in. Overall Length, Each

Part Number: WLK-84406

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Catco Catalytic Converters Catalytic Converters 5298

Catalytic Converters, Converter - Direct Fit

Part Number: CTO-5298

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 26, 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: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 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: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 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: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 16870

Ultra EPA Catalytic Converter

Part Number: WLK-16870

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2010-2011 LACROSSE - 16872

Ultra EPA Catalytic Converter

Part Number: WLK-16872

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Walker Ultra Direct-Fit Catalytic Converters for 2010-2011 LACROSSE - 16873

Ultra EPA Catalytic Converter

Part Number: WLK-16873

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Dorman Direct-Fit Catalytic Converters for 2010-2016 LACROSSE - 674-045

Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -

Part Number: RNB-674-045

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 30, 2026 if ordered today

BRExhaust Direct-Fit Exhaust Systems for 2005-2009 LACROSSE - 106-0013

Exhaust Systems, Direct-Fit, Cat-back, Single, Steel, Aluminized, Rear Exit, Buick, Kit

Part Number: BRE-106-0013

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 2, 2026 if ordered today

Dorman Direct-Fit Manifold Catalytic Converters for 2010-2016 LACROSSE - 674-484

Catalytic Converter with Integrated Exhaust Manifold, Manifold Preconverter

Part Number: RNB-674-484

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 30, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2004-2008 GRAND PRIX, 2005-2009 LACROSSE - 24205

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

Part Number: MPE-24205

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 29, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 29, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 642101

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 36.00 in. Length, Buick, Chevrolet, Pontiac, 5.3L, Each

Part Number: APH-642101

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters 644092

Catalytic Converter, 12-15 4 Cyl. Buick Verano, 2.4L Engine, Front 10-16 4 Cyl. Buick LaCrosse, 2.4L Engine, Front

Part Number: APH-644092

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today

AP Exhaust Direct-Fit Catalytic Converters for 2010-2011 LACROSSE - 641564

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 13.00 in. Overall Length, Front Left, Buick, 3.6L, Each

Part Number: APH-641564

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 28, 2026 if ordered today