Description: 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 Hooker 21507HKR Aero Chamber Muffler, 3-1/2 Inch Center In/Out Sku # 42521507HKR Mfr. Part # 21507HKR Condition New Brand Hooker Headers Sold Each Details Info 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 CaseReinforced Inlets and OutletsSingle 3-1/2" Center OutletFeature intricate stainless steel, robotic weld seamsSingle 3-1/2" Center InletStainless Steel Perforated Internal Plate Eliminates Internal RustSound Absorption Chamber eliminates High Frequeny Sound Waves for Deep Throaty Powerful SoundAerodynamic Lens Directs Sound Pressure Waves into Acceleration Chamber and Out of MufflerResonance 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 FlowThree Internal Bulk Heads for Superior Case Durability and Stability Charts (PDF) Specs Material Type Steel Sold in Quantity Each Inlet Location Center Finish Aluminized Inlet Quantity One Outlet Quantity One Overall Height 4.75 Overall Width 10.25 Overall Length 18.00 Overall Thickness 4.75 Body Length 14.00 MFG. Part # 21507HKR GTIN Code 700414052458 Inlet Diameter 3.5 Outlet Diameter 3.5 Case Shape Oval Outlet Location Center Muffler Type Chambered Reviews I will buy again. Rated by ron bacardi on February 10, 2021 Summary: PERFECT FOR OUR ARMORED VEHICLE Tech Support We're here to help before and after your purchase. If you have a question or need assistance with one of our products, please contact us through eBay Messaging and a knowledgeable Speedway Motors team member will be happy to help. About Speedway Motors is America’s Oldest Speed Shop® and has been a trusted source for specialty rodding and racing products and friendly expert advice for more than 72 years. Founded in 1952 by “Speedy” Bill Smith – a racer and street rodder himself – Speedway has grown from a one-man operation to become the world’s largest manufacturer, distributor and retailer of street rod and racing products. Our industry-leading fast delivery is the result of same-day shipping from our state-of-the-art, centrally located 500,000 sq. ft. headquarters. Speedway’s size offers customers unmatched product selection and low pricing, while our excellent technical support and customer service have made us a recognized leader in the rodding and racing industries.
Price: 142.99 USD
Location: Lincoln, Nebraska
End Time: 2024-09-13T12:03:02.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Return policy details:
Type: Exhaust Mufflers
Material: Steel
Inlet Diameter: 3.5 "
Outlet Diameter: 3.5 "
Finish: Aluminized
Item Length: 20.00
Universal Fitment: Yes
Manufacturer Part Number: 21507HKR
California Prop 65 Warning: Cancer and Reproductive Harm
Brand: HOOKER HEADERS