We have been sitting on the sidelines watching the Driveshaft Companies battle it out for the past two years. We feel they all make quality products and all results vary by user. We are looking at adding QA1 to our offerings due to the technology and 100% In-House manufacturing they are doing in MN. You can read more about what goes into a QA1 Driveshaft HERE. or if you enjoy VIDEOS Feel free to Comment or Message us if you would be interested in one of their driveshaft assemblies. Currently they have S197, S550 and GT350 as standalone products as well as Fox, SN95. Let us know application specifics. We can have shafts made with different yokes if a a transmission upgrade has been done. We will offer different discount levels based on interest. 5, 10, 15, 20, + will substantially change what we can do for TMO. Pricing will be the same for everyone (outside of model specifics/options) freight will be covered to your door.