MagnaFlow Competition Series Cat-Back Performance Exhaust System

The MagnaFlow Competition Series Cat-Back Performance Exhaust System is MagnaFlow's most aggressive performance exhaust offering — purpose-engineered for enthusiasts who demand race-inspired sound and real, measurable power gains. Replacing the factory exhaust from the catalytic converter back, the Competition Series unlocks your vehicle's true performance potential with a motorsport-inspired design built for both street and track use.

Dyno-Proven Performance:

• Extensively dyno-tested to increase engine power and performance by optimizing exhaust flow dynamics and gas evacuation
• Straight-through muffler design maximizes airflow and reduces backpressure for competition-level performance gains
• Mandrel-bent tubing maintains a consistent diameter through every bend for optimal, unrestricted flow efficiency

Precision Fit & Build Quality:

• Advanced 3D scanning technology used during development to ensure OEM-like, direct-fit installation across every application
• 100% stainless steel construction delivers superior durability and long-term corrosion resistance
• CNC precision robotic manufacturing ensures consistent, leak-free build quality on every system produced
• All necessary hardware included — clamps, hangers, and gaskets where applicable for a straightforward bolt-on installation

Sound & Appearance:

• Aggressive exterior exhaust note with the deep, resonant tone MagnaFlow is renowned for
• Competition-oriented sound profile: bold exterior presence with a more moderate interior cabin note
• Stainless steel exhaust tips with a sporty, finished appearance

Warranty & Coverage:

• Backed by MagnaFlow's limited lifetime construction warranty for worry-free ownership
• Each system is application-engineered and validated for a specific vehicle — select your variant below to ensure correct fitment

Whether you're building a dedicated track-day machine or simply want to unlock your vehicle's full performance potential on the street, the MagnaFlow Competition Series Cat-Back Exhaust System delivers the power, sound, and craftsmanship that has made MagnaFlow a trusted name in performance exhaust for nearly 40 years.