21506HKR Hooker Sc Unv Chmbered 3.0
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21506HKR Hooker Sc Unv Chmbered 3.0
The 21506HKR Hooker Exhaust Muffler features the innovative Aero Chamber design, crafted from intricate stainless steel with robotic weld seams. The unique step principle, similar to racing header design, allows for a 23% improvement in flow, resulting in increased horsepower and torque. The muffler's durable 16-gauge raw aluminized steel case is reinforced with three internal bulkheads and features reinforced inlets and outlets, ensuring stability and longevity.
- Produces a deep, throaty, powerful sound that remains consistent over time
- Perforated internal plate eliminates internal rust
- Aerodynamic lens directs sound pressure waves for enhanced acceleration
- Sound absorption chamber eliminates high-frequency sound waves for a robust sound
- Resonance chamber and tuning tube cancel unwanted frequencies and amplitudes, preventing annoying tin can sound or drone at cruising speed
- Oval shape with 3-inch center inlet and outlet positions
- Aluminized black finish with a 10-1/4 inch x 4-3/4 inch case diameter and a 14-inch case length
- Constructed from steel with stainless steel perforated plate internal construction
Upgrade your vehicle with the 21506HKR Hooker Exhaust Muffler for an unparalleled combination of performance, durability, and a powerful, consistent sound. Please note that this product comes with a limited 90-day warranty.
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

