Patented collector design: Directs spent gases through dampening chambers for optimal exhaust flow and sound
Tuned head pipes: Engineered for precise length and diameter to maximize horsepower and torque
Iconic Thunderheader sound: Delivers a recognizable, high-performance exhaust tone
Classic performance look: Available in black or chrome to match Harley Davidson Dyna models
Made in the USA: 100% American manufacturing ensures quality and reliability
Summarized by Shop
NOTE: ALL EXHAUST SALES ARE FINAL AND HAVE A 12 WEEK MINIMUM LEAD TIME. NO CANCELLATIONS, REFUNDS, OR RETURNS.
Ramjet's has been selling Thunderheaders for nearly 30 years! Shortly after being introduced to the market in the late '80s, Thunderheader 2:1 exhaust systems became THE performance exhaust system for your Harley-Davidson. Betw
Material
Stainless steel
Color options
Black, Chrome
Compatibility
Harley Davidson Dyna models with Mids forwards (1991-1998, 1999-2017)
