2004 Mazda 3 Exhaust Upgrade Parts
18 parts verified to fit your 2004 Mazda 3 for a complete exhaust upgrade. A moderate DIY project — estimated 2-5 hours.
Cat-Back Exhaust
(1)primary
Headers
(2)primary
Mufflers
(8)primary
Walker Exhaust
EXHAUST MUFFLER ASSEMBLY
$49.67
Fel-Pro
Fel-Pro Mazda 3 61569 Exhaust Pipe Flange Gasket
$4.59
Magnaflow
Magnaflow 04-05 Mazda 3 2.3L Direct Fit Converter
$600.00
Magnaflow
Magnaflow 04-05 Mazda 3 2.3L Direct Fit Converter
$1189.00
Magnaflow
MagnaFlow Conv DF 04-05 Mazda 3 2.3L Manifold
$779.00
Magnaflow
MagnaFlow Conv DF 04-06 Mazda 3 2.0/2.3 Rear
$236.00
Magnaflow
MagnaFlow Conv DF 04-06 Mazda 3 2.0/2.3 rr OE
$248.00
Magnaflow
MagnaFlow Conv DF 06-09 Mazda 3 2.0L
$786.00
Exhaust Upgrade for Other Mazda 3 Years
Other Jobs for Your 2004 Mazda 3
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2004 Mazda 3?
A complete exhaust upgrade on the 2004 Mazda 3 typically requires cat-back exhaust, headers, mufflers. All parts shown on this page are verified to fit your specific vehicle.
How long does a exhaust upgrade take on a 2004 Mazda 3?
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 2004 Mazda 3?
Yes, all parts on this page are verified to fit the 2004 Mazda 3 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 2004 Mazda 3?
We carry exhaust upgrade parts from trusted brands including Borla, Fel-Pro, Victor Reinz, Walker Exhaust, and Magnaflow. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2004 Mazda 3?
The cost of a exhaust upgrade for the 2004 Mazda 3 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.