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  1. SuperTrapp expansion chamber technology

    Mileage as of Sept-2013 and as the SuperTrapp looks now with 9 diffuser discs. I credit the ST for boosting power output, improving throttle response and increasing fuel efficiency 4% - 9%. The concept behind the technology is to create a [url=http://www.supertrapp.com/resource/faqs.asp]scavengin
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