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
Computer-designed cam set made from alloy steel billets with heat-treated finish; made in the USA. Installer must verify clearances prior to installation.
Computer-designed alloy steel cam set, heat treated and made in the USA. Installer must verify coil bind and valve clearances.
Plug-and-play ThunderMax ECM kit with integral auto-tune, downloadable maps, live datalogging and easy installation. Made in the USA.
Upgrades '99-'06 Twin Cam engines (except '06 Dyna Glide) to roller-style cam chains and replaces spring-tension adjusters with hydraulic adjusters. Requires '07-'17 cam plate, oil pump, cam sprockets, chains and both hydraulic adjusters (sold separately). Made in the USA.
34-tooth roller conversion cam sprocket for Twin Cam conversion chain-driven cams. Trigger ring required for 1999–2001 engines; 2002–2006 engines compatible with stock rear cam drive sprocket. Made in 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.
Computer-designed alloy-steel cams with heat treatment; made in USA. Four-gear set required. Installer must verify coil bind and clearances.
Complete kit with gaskets, bearings and hardware required for installing gear-driven cams. Made in the U.S.A.
Compact adapter for secure hose and connector joins; easy to install and maintain.
Lightweight anodized hose end engineered for universal hoses; precision-machined and sold individually.
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.
Precision camshaft drive gear engineered for reliable valve timing. Made in the U.S.A.; measured with .105 gauge pins.