Complete ThunderMax ECM kit with integral auto-tune, wide-band sensors, harness, software and USB cable for easy install and continuous closed-loop tuning.
HARLEY
Subcategories
Plug-and-play ThunderMax ECM kit with integral auto-tune, downloadable maps, live datalogging and easy installation. Made in the USA.
- Complete plug‑in control module kit with wide‑band oxygen sensors and harness.
- Hundreds of downloadable maps; integral self‑tuning adjusts air/fuel in real time.
- Live datalogging and diagnostics; adjustable ignition and startup maps.
Complete engine control module kit with integral auto-tuning and wide-band sensors for easy installation and tuning.
Self-tuning engine control kit with downloadable maps, live datalogging, closed-loop wide-band tuning and simple plug-in installation — improves throttle response and driveability.
Easy-install replacement oxygen sensor for ECM auto‑tune systems. Made in the USA. Some exhausts may require modifications.
Chrome billet speedometer sensor with OEM Deutsch connector. Made in the USA.
10 ohm resistor set (2) to correct LED indicator flash rate. Use only with LED Amber Light – Indicator (0635-2280).
Compact harness that provides a second communication port for tight ECM clearances — suitable for Dyna, Softail Rocker and '02-'05 V-Rod models.
Complete engine control module kit with integral auto-tune, plug-in harness, two wide-band sensors, software and USB cable. Easy install, hundreds of downloadable maps, closed-loop AFR tuning, no dyno required.
Reduces oil temperatures using engine temperature and vehicle speed. Quick 15-minute install; no oil cooler removal. Plug-n-play on M8 models with compatible ECM. Made in the USA.