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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
Operates on most 4
494" Lobe separation angle 110°
achieving a 75% intake to exhaust flow ratio with our exhaust port in the stock location reaching 275 cfm
you can avoid costly repairs to your fuel system and ensure peak engine performance
Aero Chamber Muffler HK21506 Guard Covers & Seat Covers Operates on most 4Aero Chamber Muffler3" with Centre Inlet and Centre Outlet HK21506 21506 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
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