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
Clutch-operated mechanical reverse with electronic cut-off to protect the transmission.
Plug-and-play harness, installation tools, and clear instructions included.
Lightweight aluminum construction; no OEM-exhaust modification required.
Made in the USA.
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.
Essential towing component, bolt-on installation.
Chrome billet speedometer sensor with OEM Deutsch connector. Made in the USA.
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.