Thunder Heart Performance Engine Control Module - 309-606 For Harley Softail 2025 CVO Comes with Brembo M4 Monobloc

Comes with Brembo M4 Monobloc radial calipers renowned for their precision and consistent performance

This cam does well in 107-117 engines with a strong midrange and better bottom end than most other cams in the 470 family

nuts and key

Dual anti-rotation mounting points and raised grips for enhanced traction

Thunder Heart Performance Engine Control Module - 309-606 For Harley Softail 2025 CVO Comes with Brembo M4 MonoblocFeatures Highly advanced, stand alone tuning system utilizes proprietary Autotune technology with wide band oxygen sensors to deliver unmatched performance and rideability Comes 100% assembled, ready to install with no wire cutting or splicing required Every degree and a half of throttle; every 256 RPM, there is a fueling point that is automatically adjusted Simply replace the factory ECM and oxygen sensors, load a map, and enjoy your new ride! More