Prox Valve Shim Assortment 250Cc - 7.48 From 1.20 To 3.50 2007 Suzuki GSF1250S Bandit 29.VSA748

Plug-N-Play installation is simple to use and understandEasy push button operation, no computer or dyno requiredEasy air/fuel ratio adjustment, easily adjusts for modifications: intake, exhaust, cams, etc.Load based operation with tuning capabilities superior to Alpha N type controllers3 Basic zones of operation that are similar to carburetorsUses OEM base code and does not scramble base codeNot C.A.R.B. legal