Hooker - 21507HKR
Muffler - Aero Chamber - 3.5 in Center Inlet - 3.5 in Center Outlet - 14 x 10.25 x 4.75 in Oval Body - 17 in Long - Steel - Aluminized - Each
The Aero Chamber Muffler produces a deep throaty powerful sound that will not change with time. Single 3-1/2" Center Inlet, Single 3-1/2"" Center Outlet
The raw aluminized steel Aero Chamber is designed to do much more than simply muffle exhaust noise. The Aero Chamber Muffler produces a deep throaty powerful sound that will not change with time. The Hooker Aero Chamber uses a unique step principal, similar to that which is currently popular in racing header design. The aerodynamically designed chambers flow 23% better and produce more horsepower and torque than the most popular high performance brand.
- 4-3/4"H x 10-1/4"W x 14"L 16 Gauge Raw Aluminzed Steel Case
- Reinforced Inlets and Outlets
- Single 3-1/2" Center Outlet
- Feature intricate stainless steel, robotic weld seams
- Single 3-1/2" Center Inlet
- Stainless Steel Perforated Internal Plate Eliminates Internal Rust
- Sound Absorption Chamber eliminates High Frequeny Sound Waves for Deep Throaty Powerful Sound
- Aerodynamic Lens Directs Sound Pressure Waves into Acceleration Chamber and Out of Muffler
- Resonance Chamber and Tuning Tube Cancels Unwanted Frequencies and Amplitudes (No annoying tin can sound or drone at cruising speed)
- Stepped acceleration Chamber Increases Exhaust Gas Velocity and Maximum Flow
- Three Internal Bulk Heads for Superior Case Durability and Stability
