Thundermax Thundermax Engine Control Module Kit With Integral Auto Tune - Touring 309-591

• 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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