I can confirm the headlight arm are is in the way for the Ready Air system
LOGIQ Air Spring Kits are carefully engineered for each truck to utilize the latest air spring technology, providing the ultimate blend of ride quality and load stability, in a 100% factory assembled and READY to install package. This kit is designed to provide more than enough load support for...
www.readylift.com
You need to also buy their ride height sensor kit to relocate the arm. Their kit includes parts for both sides, but you only need the drivers side for the 402a headlight sensor.
That being said.... This kit does limit your suspension up-travel by about 2.5" by adding bump stop spacers. The airbags themselves have some hardware inside of them that require this spacer to be installed to prevent metal-to-metal bottoming out in the airbags themselves.
Looking back I personally wouldn't buy them again since limiting the uptravel makes the truck bottom out A LOT when there's minimal air in the bags when the truck is unloaded.