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.
Upgrade your Harley-Davidson with this Fork Oil Seal/ Dust Seal Kit designed for durability and easy installation.
Upgrade your Harley-Davidson with this Fork Oil Seal/ Dust Seal Kit designed for durability and easy installation.
Upgrade your motorcycle's suspension with the Fork Oil Seal Kit, featuring advanced design for enhanced performance and longevity.
Balanced-profile seals reduce drag; Max-Life low-friction material and triple-lip design improve longevity. Directional ribs make installation easy.
- 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.
The Fork Dust Seal offers enhanced performance with its equal pressure seal design and patented MAX-LIFE technology.
Triple-lip fork dust seal with patented MAX-LIFE material for reduced friction and longer life. Measure the front fork and verify part size before ordering.
Complete engine control module kit with integral auto-tuning and wide-band sensors for easy installation and tuning.
For closed-course racing only. Kit includes gaskets, O-rings, float bowl, carb cap, accelerator pump parts, extended mixture screw, diaphragm, float needle (FMK tip), emulsion tube, slide needle, and main/pilot jets (3 main, 3 pilot) for 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.
For closed-course racing only. Complete rebuild kit with gaskets, O-rings, diaphragm, float needle valve (FMK tip), emulsion tube, slide needle, and three main and three pilot jets for tuning.
Includes NBR rubber parts that resist ethanol. Components mirror U.S. model specifications; verify fitment on non-U.S. machines.