THUNDERHEADER EXHAUST - DYNA MODEL:91' - 98' DYNA - I UNDERSTAND AND AGREE TO A MINIMUM OF 12 WEEKS LEAD TIME 5" pullback

5" pullback

Freedom from internal porosity

are highly recommended for any cam installation

"SPECIAL INSTRUCTIONS" BOX IN YOUR CHECKOUT

The weak and brittle plastic will crack and fail to cause fuel leaks just from the heat of the engine

THUNDERHEADER EXHAUST - DYNA MODEL:91' - 98' DYNA - I UNDERSTAND AND AGREE TO A MINIMUM OF 12 WEEKS LEAD TIME 5" pullbackNOTE: 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. Between the unmistakable Thunderheader sound to its seat of the pants, dyno proven performance gains, and its iconic