Hooker 21507HKR Aero Chamber Muffler, 3-1/2 Inch Center In/Out
Universal Fit, Chambered Muffler Type, 3.5" Inlet Diameter, 3.5" Outlet Diameter
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
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
More Like This
Hooker 21503HKR Aero Chamber Muffler, Single 2-1/4 Inch Offset Inlet
Hooker 21516HKR Aero Chamber Muffler, Single 2-1/2 Inch Center Inlet
Hooker 21601HKR Maximum Flow Muffler, Single 2-1/4 Inch Offset Inlet
Hooker 21604HKR Maximum Flow Muffler, Single 2-1/2 Inch Offset Inlet
Hooker 21605HKR Maximum Flow Muffler, Single 3 Inch Offset Inlet
Hooker 21606HKR Maximum Flow Muffler, Single 3 Inch Center Inlet
Hooker 21630HKR Maximum Flow Muffler, Single 3 Inch Offset Inlet
Hooker 21006HKR Competition Turbo Muffler, 2-1/2 Inch Offset Inlet
Hooker 21641HKR VR304 SS Muffler, Single 2-1/4 Inch Offset Inlet
Hooker 21642HKR VR304 SS Muffler, Single 2-1/2 Inch Offset Inlet
Q & A
Pat shows that exhaust can make a difference on even your daily driver. Check out this video of Pat with the Hooker Muffler installed on his '03 Suburban.
Maintaining your headers is an important part of any hot rod. Pat gives some tips and demonstrates how well Purple Metal Polish works for keeping your headers looking great.
Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.
Tim gives a little bit of history on the Ford Y Block and shows some of the parts we have to offer.