QR Code Link to This Post HARLEY-DAVIDSON® SCREAMIN' EAGLE® PRO EFI RACE FUELER, PART# 32136-06A MSRP $249.95ALLOWS FOR THE QUICK TUNING FOR THE ADDITION OF FREE FLOWING EXHAUST SYSTEMS. THE "FUELER" OFFERS MULTIPLE BANDS OF ADJUSTMENT, SUCH AS IDLE, ACCELERATION AND STEADY SPEED. SELF CONTAINED AND REQUIRES NO COMPUTER INTERFACE.Been sitting on the shelf. Never installed.