2011 Mazda 3 Exhaust Upgrade Parts
35 parts verified to fit your 2011 Mazda 3 for a complete exhaust upgrade. A moderate DIY project — estimated 2-5 hours.
Cat-Back Exhaust
(6)primary
aFe
aFe Takeda 2.5inch SS Exhaust Cat-Back 09-13 Nissan 370Z V6 3.7L Polished Tips
$1852.00
Borla
Borla 10-13 Mazda 3/Mazdaspeed 3 2.5L/2.3L Turbo FEW MT Hatchback SS Exhaust (rear section only)
$914.99
COBB
Cobb 10-12 Mazdaspeed3 Gen2 SS 3in Cat-Back Exhaust
$1095.00
Magnaflow
MagnaFlow 10-12 Mazda 3 L4 2.5L Hatchback Split Rear Exit Stainless Cat Back Performance Exhaust
$1130.55
Magnaflow
MagnaFlow SYS C/B 10-12 Mazdaspeed 3 2.3L Turbo
$1157.25
Magnaflow
Magnaflow SYS C/B 2010- Mazda 3 2.0L
$1022.60
Headers
(4)primary
Fel-Pro
Fel-Pro 06-13 Mazda MX-5 Miata/10-12 CX-7/05-11 Ford Focus Exhaust Manifold Gasket Set
$21.82
Victor Reinz
MAHLE Original Ford Focus 11-04 Exhaust Manifold Set
$27.44
Victor Reinz
MAHLE Original Mazda 3 13-07 Exhaust Manifold Set
$26.68
Fel-Pro
Fel-Pro Mazda CX-7 MS 97052 Exhaust Manifold Gasket Set
$24.71
Mufflers
(8)primary
AP Exhaust
Exhaust Muffler Assembly
$131.86
Fel-Pro
Fel-Pro 06-15 Mazda MX-5 Miata/03-06 Mitsubishi Lancer/02-05 Honda Civic Exhaust Pipe Flange Gasket
$18.79
Fel-Pro
Fel-Pro 06-15 Mazda MX-5 Miata/07-12 CX-7/13-14 CX-5 Catalytic Converter Gasket
$8.15
Fel-Pro
Fel-Pro Lexus RX350 Exhaust Pipe Flange Gasket
$5.67
Fel-Pro
Fel-Pro Mazda 3 61569 Exhaust Pipe Flange Gasket
$4.59
Magnaflow
Magnaflow 13in L 2.25in ID/OD CARB Compliant Universal Catalytic Converter
$353.00
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
Exhaust Upgrade for Other Mazda 3 Years
Other Jobs for Your 2011 Mazda 3
Frequently Asked Questions
What parts do I need for a exhaust upgrade on my 2011 Mazda 3?
A complete exhaust upgrade on the 2011 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 2011 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 2011 Mazda 3?
Yes, all parts on this page are verified to fit the 2011 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 2011 Mazda 3?
We carry exhaust upgrade parts from trusted brands including aFe, Borla, COBB, Magnaflow, and Fel-Pro. Filter by brand to find your preferred manufacturer.
How much does a exhaust upgrade cost for a 2011 Mazda 3?
The cost of a exhaust upgrade for the 2011 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.