Welcome!! Be sure to come over to the regional forum and join us in the Ohio thread!
As for your question about Pinnacle... I haven't dealt with them, but you could always search the forums for people's reviews about them. Generally, people will be pretty open about their experiences with different companies and quick to point out where the best deals are.
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2011 CGM Camaro LS
Trifecta Tuned / VMAX ported TB / OBX LT headers / MRT v2.0 / Magnaflow Resonated X-pipe / Roto-Fab CAI / RX catch can / AAC Footwell Lights / Blacked-out Bowties / Smoked tails, side markers, reverse lights / 20% tint