ThunderMax
ThunderMax AutoTune ECM 309-591 — 2021-Up Touring — Excludes Center-Cooled Engines
ThunderMax AutoTune ECM 309-591 — 2021-Up Touring — Excludes Center-Cooled Engines
In stock
Couldn't load pickup availability
FIND YOUR FIT
Does this fit my ride?
Choose your motorcycle to check the applications in our catalog.
Loading fitment information…
Catalog coverage is incomplete. A missing match does not mean a part will not fit. Confirm fitment for modified bikes with our shop.
Need fitment help?Standalone ThunderMax ECM with wide-band AutoTune for 2021-up touring — excludes center-cooled engines.
Excludes center-cooled engines; those applications use 309-605.
For a Trask turbo build, use the ECM matching the motorcycle and have the correct Trask turbo calibration loaded. The turbo kit does not include this ECM.
Uses 18 mm oxygen sensors; verify exhaust sensor ports. Race-ready applications only. Cannot ship to California.
Manufacturer part: 309-591. Supplier part: 1020-3514.
