Final Day! $20 Off $250 / $40 Off $500 / $80 Off $1000 - Use Promo Code: CYBER

Final Day! $20 Off $250 / $40 Off $500 /
$80 Off $1000 - Use Promo Code: CYBER

Summit Racing SpeedCard - learn how to get 15% back - Get Details!

Selected Filters


Loading...

Availability


BUICK Exhaust

Individual Parts

Results 101 - 125 of 125

CONVERTER ASM,CTLTC (W/ EXH MANIF PIPE)<SPLIT>

Part Number: ADO-19420298

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 5, 2026 if ordered today

CONVERTER ASM-W/UP 3WAY CTLTC

Part Number: ADO-25196720

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 5, 2026 if ordered today

California Direct-Fit Catalytic Converter

Part Number: MPE-5671177

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

This product may not be eligible for select promotional offers

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Case, Ceramic Honeycomb Substrate, 40.0 in. Length, Buick, Chevy, Pontiac, Each

Part Number: APH-630626

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

Catalytic Converter - Direct Fit California

Part Number: APH-850662

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 2025 if ordered today

FRONT CONVERTER

Part Number: NAL-19420100

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 30, 2026 if ordered today

Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Substrate, 20.00 in. Overall Length, Buick, Cadillac, Pontiac, Each

Part Number: APH-770594

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 22, 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: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 3322447

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 CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Pontiac, Each

Part Number: MPE-3322447

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 3322456

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 CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Pontiac, Each

Part Number: MPE-3322456

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

Conv Univ 2.50" Spun CA

Part Number: MPE-4651306

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters for 2010 LACROSSE - 52002

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, Driver Side Front, Each

Part Number: MPE-52002

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2012-2015 VERANO - 557914

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, 35.5 in. Overall Length, Buick, 2.4L, Each

Part Number: MPE-557914

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

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

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 Converters Conv DF 2010-2011 LaCrosse 3.6 L Underbody

Part Number: MPE-52300

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters for 2010-2011 LACROSSE - 52301

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

Part Number: MPE-52301

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 4451208

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, Chevy, Oldsmobile, Pontiac, 3.4L, Each

Part Number: MPE-4451208

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

MagnaFlow Direct-Fit Catalytic Converters 49650

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, Each

Part Number: MPE-49650

Not Yet Reviewed

Estimated Ship Date: Dec 23, 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: Dec 23, 2025 if ordered today

This product may not be eligible for select promotional offers

Headers, Mid-Length, 304 Stainless Steel, Silver Ceramic Coated, Chevy Small Block, Pair

Part Number: HED-62606

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Hot Rodz Engine Swap, Mid-Length, Stainless Steel, Natural, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: HED-62140

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Hot Rodz Engine Swap, Mid-Length, Stainless Steel, Black Ceramic Coated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: HED-62143

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Hot Rodz Engine Swap, Mid-Length, Stainless Steel, Silver Ceramic Coated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: HED-62146

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Street, Long Tube, Steel, Black Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, 4.4, 5.0, 5.7L, Pair

Part Number: HED-63311

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Elite Extreme-Duty, Long Tube, Steel, Black Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: HED-61313

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Mid-Length, 304 Stainless Steel, Black Ceramic Coated, Buick, Chevy, Pair

Part Number: HED-62603

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Headers, Hot Rodz Engine Swap, Long Tube, Stainless Steel, Natural, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Pair

Part Number: HED-62150

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 19, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 19, 2026 if ordered today

Modal Header

Call To Order

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