2003 Buick Regal Exhaust Upgrade Parts
21 parts verified to fit your 2003 Buick Regal for a complete exhaust upgrade. A moderate DIY project — estimated 2-5 hours.
Headers
(3)primary
Mufflers
(8)primary
Cometic Gasket
Cometic Buick Stage I V6 .064in AFM Exhaust Manifold Gasket Set
$30.55
Cometic Gasket
Cometic Buick Stage II V6 .064in ArmorCore Exhaust Manifold Gasket Set
$30.55
AP Exhaust
Direct Fit Muffler - MSL Maximum
$73.63
Fel-Pro
Fel-Pro Buick LeSabre 61009 Exhaust Pipe Flange Gasket
$8.83
Fel-Pro
Fel-Pro Chevrolet Impala Exhaust Pipe Flange Gasket
$7.67
Magnaflow
Magnaflow 00-05 Chevrolet Impala 3.8L Direct Fit Converter
$1202.00
Magnaflow
MagnaFlow Conv DF 97-02 GM 3.8L
$411.00
Magnaflow
MagnaFlow Conv DF 97-02 GM Regal-Impala-Grand
$391.00
Exhaust Upgrade for Other Buick Regal Years
Other Jobs for Your 2003 Buick Regal
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2003 Buick Regal?
A complete exhaust upgrade on the 2003 Buick Regal typically requires headers, mufflers. All parts shown on this page are verified to fit your specific vehicle.
How long does a exhaust upgrade take on a 2003 Buick Regal?
A exhaust upgrade typically takes 2-5 hours and is rated as moderate difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a exhaust upgrade myself?
A exhaust upgrade is a moderate DIY project. If you have some mechanical experience and the right tools, you can handle it. Otherwise, consider having a professional do the work.
Are these parts guaranteed to fit my 2003 Buick Regal?
Yes, all parts on this page are verified to fit the 2003 Buick Regal using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make exhaust upgrade parts for the 2003 Buick Regal?
We carry exhaust upgrade parts from trusted brands including Fel-Pro, Victor Reinz, Cometic Gasket, AP Exhaust, and Magnaflow. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2003 Buick Regal?
The cost of a exhaust upgrade for the 2003 Buick Regal depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.