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and speedometer calibration
"Street Approved" / California ARB E
meant specifically for signal control (kill switch
reliable installation
ThunderMax for 2001 - 2010 Softail® Models Stage 3 and speedometer calibrationPart Number: 309 460 ThunderMax is a performance driven, award winning ECM built exclusively for EFI equipped Harley Davidson motorcycles. Designed as a stand alone replacement for the factory ECM, the 309 460 arrives fully assembled with wide band oxygen sensors, plug in harness, AutoTune module, USB communication cable, and everything you need for a straightforward installno wire cutting, splicing, or dyno required. At its core, ThunderMax uses
