3- in cab adjustable power levels
30-65 HP Gains
Helps Eliminate Down Shifting while towing
Easy 10- min. install
Greatly improves Responsiveness and Driveability
Add 5-10% improvement in gas milage.
Still have origional Box and Manuel
I took out when I bought my new Duramax, new one has different wire harness.
Call my cell as I don't ck this as often as I should.
$125 plus shipping Firm. 1st takes it.
Chad-Cell-763-614-9651
30-65 HP Gains
Helps Eliminate Down Shifting while towing
Easy 10- min. install
Greatly improves Responsiveness and Driveability
Add 5-10% improvement in gas milage.
Still have origional Box and Manuel
I took out when I bought my new Duramax, new one has different wire harness.
Call my cell as I don't ck this as often as I should.
$125 plus shipping Firm. 1st takes it.
Chad-Cell-763-614-9651