• 2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness
• ThunderMax quick start easy install and printable comprehensive users 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

Electronically Commutated Motor with Auto Tune – Softail
2 wide-band Bosch 5-wire oxygen sensors (18 mm) with AutoTune connection harness, ThunderMax quick start easy install and printable comprehensive users 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

2022 Harley-Davidson Softail Street Bob FXBB – – 2022 Harley-Davidson Softail Low Rider ST FXLRST – – 2021-2022 Harley-Davidson Softail Heritage Classic 114 FLHCS – – 2021-2022 Harley-Davidson Softail Fat Bob 114 FXFBS – – 2021-2022 Harley-Davidson Softail Standard FXST – – 2021-2022 Harley-Davidson Softail Fat Boy 114 FLFBS – – 2021-2022 Harley-Davidson Softail Low Rider S FXLRS – – 2021 Harley-Davidson Softail Slim FLSL – – 2021 Harley-Davidson Softail Sport Glide FLSB – – 2021 Harley-Davidson Softail Heritage Classic FLHC – – 2021 Harley-Davidson Softail Street Bob FXBB – –