no.
don't buy their springs.
Buy these:
http://paceperformance.com/i-5131080...ve-spring.html
You can do better on pricing from rock auto i believe.
torque paste for the rocker bolts, but no assy lube required.
Even ZZP's LS6 springs are overpriced...
http://paceperformance.com/i-6255315...set-of-16.html
And thats for 16, not the 12 that ZZP will send you.