I have had Firestone and Air Lift both and prefer the Air Lift. I also have the on-board air and am very happy with it. My truck is a 2012 F350 SD PSD 4 x 2 SRW.
I did my own installation and it wasn't that difficult.
__________________
2018.5 Montana 3791RD
Full Timers 9/1/2010 through 1/16/2020.
|