Patent Pending SEMA Award winner JSC Engineering, Inc. introduces
A-Exhaust Automatic Exhaust Cutout Controller http://www.droptail.com/jsce-auto-exhaust-cutout-fjr.html
with sweet optional automatic rpm trigger. The system is stock quiet when you need it, and intimidatingly loud with increased horsepower when you want it. Email JSC Engineering, Inc. info@droptail.com http://www.droptail.com
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