QA1 has several coil-over kits designed for its drag and street shocks and struts, Not Compatible with Bilstein Shocks.
QA1 COK101 Coil-Over Hardware Kit Aluma Matic Shocks
QA1 Pro Coilover Systems GS401-10450C
QA1 Pro Coilover System GD401-10500B
QA1 Pro Coilover System GS401-10650C
QA1 Pro Coilover System GD501-10500A
QA1 Coil-Over Hardware Kit COK100