Big Rig ECM Tuner for Paccar MX
Works great just don't need it anymore. Retail is $1000.00
Its had 3 levels of tuning
Can change you speed limiter
In crease horsepower and fuel economy.
Reads and clears Diagnostic trouble codes.
Had it on my 2012 Peterbilt 386 and was a night and day difference.in pulling power.
Sell for $800.00
Bully dog big rig paccar ECM Tuner
Discussion in 'Trucker Forum Classifieds & Trading Post' started by whisky, Nov 24, 2020.