Borla 140121 S-Type Cat-Back Exhaust System for 2004–2009 Mazda 3 2.3L

The BORLA® sound of power. Its been described as asonic shot of adrenaline. An intoxicating concert ofsteel, gears and combustion that echoes from thespeedways, deserts and highways of the world.The sound of more victory laps than any otherbrand, the BORLA® exhaust note has become the quintessentioal soundtrack of high-performance motoring. And like all good automotive designs there is function behing the form. As any driving enthusiast knows, the sound of an exhaust provides more than just ear candy. Its a communications conduit between car and driver. A link between human and machine. The exhaust sound provides accoustic feedback of engine rpm to aid the driver in critical decisions such as gear selection or throttle input in rev-match shifting. At BORLA®, we understand this concept better than any exhaust manufacturer. Combining patented technology with computer modeling, extensive prototyping and advanced sound analysis tools. BORLA® engineers spend countless hours tuning exhaust systems to best reflect the personality and performance of vehicle applications. The result is an enhanced driving experience. With unrivaled clarity, the BORLA® exhaust note can help a driver stay within the powerband through a difficult section, using the exciting sensory feedback of sound. With unrivaled clarity the Borla exhaust note can help a driver stay within the powerband through a difficult section, using the exciting sensry feedback of sound. S-Type Cat-Back(tm) Exhaust System For 2004-2009 Mazda 3 Sedan/ Hatch 2.3L 4 Cyl.. Automatic/ Manual Transmission Rear Wheel Drive 4/ 5 Door. Million Mile Warranty 2004-2009 Mazda 3 Sedan/ Hatch 2.3L 4 Cyl.. Automatic/ Manual Transmission Rear Wheel Drive 4/ 5 Door.

Upgrade the sound and driving character of your Mazda 3 with the Borla 140121 S-Type Cat-Back Exhaust System. Engineered for 2004–2009 Mazda 3 sedan and hatchback models equipped with the 2.3L 4-cylinder engine, this system is designed to deliver Borla’s distinctive performance exhaust note while maintaining clear, useful acoustic feedback from the engine. The S-Type sound profile provides an assertive tone under acceleration without sacrificing the refined character expected for everyday driving.

Built using Borla’s advanced exhaust engineering, the system combines patented sound-control technology, computer modeling, extensive prototyping, and detailed acoustic analysis. Its cat-back configuration replaces the exhaust components behind the catalytic converter to help optimize exhaust flow and provide a more responsive, engaging driving experience. The system is compatible with automatic and manual transmissions and is intended for four- and five-door Mazda 3 applications. Borla backs this exhaust system with a Million Mile Warranty for long-term confidence.

Fitment: Fits select 2004, 2005, 2006, 2007, 2008, and 2009 Mazda 3 sedan and hatchback models with the 2.3L 4-cylinder engine. Verify vehicle configuration and application details before ordering. This product is not CARB approved and may not be legal for use on pollution-controlled vehicles in California or other jurisdictions where emissions compliance is required. California customers should review applicable regulations before installation.

What's Included: Borla S-Type Cat-Back Exhaust System, installation hardware as supplied by the manufacturer, and Borla Million Mile Warranty coverage.

Features:

• S-Type Sound Profile: Delivers Borla’s recognizable performance exhaust tone with a strong, controlled sound under acceleration.
• Cat-Back Design: Replaces the exhaust system behind the catalytic converter to support improved flow and an engaging driving experience.
• Vehicle-Specific Fitment: Designed for select 2004–2009 Mazda 3 sedan and hatchback models with the 2.3L 4-cylinder engine.
• Long-Term Coverage: Includes Borla’s Million Mile Warranty for added ownership confidence.

Fitments:
2004 Mazda 3 S
2005 Mazda 3 S
2005 Mazda 3 SP23
2006 Mazda 3 S
2007 Mazda 3 Mazdaspeed
2007 Mazda 3 S
2008 Mazda 3 Mazdaspeed
2008 Mazda 3 S
2009 Mazda 3 Mazdaspeed
2009 Mazda 3 S

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1