Does anyone know the actual functional life of the stock sport suspension shock/spring setup?
 

The guys at the local tuner shop said they're pretty much gone by 30k...are they right?

Depends on how you drive, what you drive on etc...but 30k seems wrong.

depends on a few things....
 

location location location...

your shocks and springs will only last as long as the streets are completely smooth... other than that they are at their mercy.

I have 40k on mine and they are fine, I just took them out, and they were in perfect condition

As a rule? No they are wrong. It IS possible to wear out a set of OEMs in 30k but you'd have to be
 

driving NYC streets for that 30k. What type of roads do you drive on?

what's wrong with NYC streets?

Compared to the roads I drive out here they are rougher than a cob.
 

There's a reason all them yellows have no suspensions under em :)

and where do you live at?

60 Miles North of Seattle. I moved here from Vermont.

43k on mine, no problems