Form/Function Type 2 Version 2 HT Spec blah blah blah
http://www.heeltoeauto.com/function-form-coilover-damper-kit-04-08-acura-tsx-tl.html?productid=65757
Have ~5k miles, one year old, one shock appears dead, were 900 new, will take $500.
New shock can be had for $100 here;