More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Beef up Your Bronco With These Deals - Shop Now!

BUICK LACROSSE Exhaust

Individual Parts

Results 101 - 125 of 144

Mufflers, MSL Maximum, Oval Case, Steel, Aluminized, 18.000 in. Overall Length, Buick, Chevy, Pontiac, V6, Each

Part Number: APH-700300

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Converter - OBDII By Design Universal

Part Number: CTO-2575

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

Catalytic Converter 10-11 6 Cyl. Buick LaCrosse, 3.6L Engine, Front Right

Part Number: CTO-5349

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

Preconverter

Part Number: RNB-679-542

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 15, 2025 if ordered today

Air Pump - New

Part Number: SMP-AIP53

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-16872

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-16873

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Quiet-Flow Exhaust Muffler

Part Number: WLK-22830

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Mufflers-Quiet-Flow SS

Part Number: WLK-22170

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Mufflers-Quiet-Flow

Part Number: WLK-22209

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Mufflers-Quiet-Flow

Part Number: WLK-22223

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-55744

Not Yet Reviewed

Estimated Ship Date: Oct 16, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 16, 2025 if ordered today

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

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

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

Part Number: MPE-5461227

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 12/31/2025

    Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

    Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

...Loading

Estimated Ship Date: Oct 15, 2025 if ordered today

Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Buick, Each

Part Number: WLK-16776

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 17, 2025 if ordered today

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

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

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

Part Number: MPE-52001

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 12/31/2025

    Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

    Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

...Loading

Estimated Ship Date: Oct 15, 2025 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2013-2015 LACROSSE, 2013-2019 XTS - 52417

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

Catalytic Converter Conv DF 2010-2012 LaCrosse V6 3 3.6 OEM Underbody

Part Number: MPE-52417

Not Yet Reviewed

Estimated Ship Date: Oct 15, 2025 if ordered today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 12/31/2025

    Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program

    Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate.

...Loading

Estimated Ship Date: Oct 15, 2025 if ordered today

Catalytic Converter 14-16 6 Cyl. 3.6L Engine, FWD, PZEV Emissions, Front Left

Part Number: CTO-1376

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, 57.00 in. Overall Length, Rear, Buick, Cadillac, 3.6L, Each

Part Number: APH-644103

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

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: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

AIR Pump, Electric, Buick, Pontiac, 3.8L, Each

Part Number: SMP-AIP7

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 37.88 in. Overall Length, Buick, Pontiac, Each

Part Number: APH-642278

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Catalytic Converters, Converter - Direct Fit

Part Number: CTO-5298

Not Yet Reviewed

Estimated Ship Date: Oct 10, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 10, 2025 if ordered today

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 12.75 in. Overall Length, Front Right, Buick, Each

Part Number: APH-641445

Not Yet Reviewed

Estimated Ship Date: Oct 14, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 14, 2025 if ordered today

Catalytic Converter, Walker CalCat Direct Fit Converter

Part Number: WLK-84355

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 17, 2025 if ordered today

Ultra EPA Catalytic Converter

Part Number: WLK-16870

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 17, 2025 if ordered today

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.