The Flowmaster 430402 Original 40 Series muffler delivers the aggressive exterior and interior exhaust tone associated with the original Flowmaster sound. Designed for enthusiasts who want a noticeable performance character, this universal muffler is well suited for street, strip, and off-road applications. Its center inlet and dual outlet configuration provides installation flexibility for custom exhaust systems and select vehicle applications, including compatible Ford Bronco models.

Constructed from durable 16-gauge aluminized steel, the Flowmaster 430402 is fully MIG welded to help withstand demanding driving conditions, heat, vibration, and regular exhaust-system stress. The aluminized steel construction provides dependable corrosion resistance, while the fully welded body supports long-term durability in performance-oriented applications. As a universal muffler, some exhaust-system adaptation may be required for proper installation, including compatible piping, hangers, and connection hardware.

The Original 40 Series is engineered for drivers who prefer an aggressive exhaust presence both outside and inside the vehicle. It produces a strong exterior exhaust tone along with noticeable interior resonance, making it an effective choice for a more pronounced performance sound. Use the Flowmaster 430402 when you want recognized Flowmaster quality, a durable welded design, and the classic Original 40 Series tone for a custom automotive exhaust build.

• Original Flowmaster 40 Series muffler with an aggressive exterior and interior exhaust tone
• Center inlet and dual outlet configuration for custom exhaust-system applications
• Durable 16-gauge aluminized steel construction
• Fully MIG-welded body helps provide reliable long-term durability
• Suitable for street, strip, and off-road use
• Universal design may require exhaust-system adaptation for installation

Features:

• Original Flowmaster 40 Series sound with an aggressive exterior exhaust tone
• Noticeable interior resonance for a pronounced performance sound
• Center inlet and dual outlet configuration
• Durable 16-gauge aluminized steel construction
• Fully MIG-welded for dependable durability
• Suitable for street, strip, and off-road applications
• Universal muffler design may require installation adaptation