C5/air suspension IFS.. identify mfg. please!

[deuce_454]

http://www.airbagit.com/product-p/car-1941-48.htm who makes this part????

[214Chevy]

http://www.airbagit.com/product-p/car-1941-48.htm who makes this part????

I don't know who actually makes the conversion crossmember, but the bags are Shockwaves made by RideTech (formerly Air Ride Technology.)