Diamond Eye 460005 Aluminized 4" Louvered Muffler – 30" Overall Length

Upgrade your 4-inch exhaust system with the Diamond Eye 460005 Aluminized Louvered Muffler. This high-flow, straight-through performance muffler delivers a deep, aggressive diesel tone while reducing backpressure for improved exhaust flow, throttle response, and overall efficiency.

Built from durable aluminized steel, it offers excellent corrosion resistance and long-lasting reliability in demanding conditions. The louvered core design provides a controlled, throaty sound without excessive drone, making it an ideal choice for daily-driven and performance diesel trucks.

Key Features

• 4" inlet / 4" outlet (center/center)
• 30" overall length
• Round body, louvered straight-through design
• Aluminized steel construction for corrosion resistance
• Universal fit for most 4" aftermarket exhaust systems
• Reduces restriction while enhancing exhaust note
• Easy installation in straight pipe sections

Perfect for Cummins, Duramax, and Power Stroke applications running 4-inch turbo-back or cat-back systems. Whether you’re replacing a restrictive muffler or fine-tuning your exhaust sound and performance, the Diamond Eye 460005 is a proven, high-value upgrade.