THUNDERMAX 16-17 SOFTAIL 309-563
$1,088.95
2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness ThunderMax quick start easy install and printable comprehensive user’s manual Never outgrow it - easily accomodates bike change No Dyno required - automatically tunes for riding style and riding conditions ThunderMax performance engine control module (ECM) 100% engineered and made in the USA Easy to install and simple to use
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