There's a shop over in Eastlake called Dynotek that has a chassis dyno. I think there's also a shop out in Wakeman that has a chassis dyno, although I hear they specialize in the import scene. Shouldn't matter though if you're just after the read on the dyno and not necessarily any chip tuning.
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Jeff Chambers
Trophy Stock #3
11.462 Seconds / 117.43 MPH
Chambers Racing Team