Performance Autowerks in Plainfield Illinois got a feature in GM High Tech Performance Magazine...
Here is a link to the build thread:
http://www.solsticeforum.com/forum/f102/werks-427-gxpr-build-66274/
Specs are:
WERKS GM 620 hp LS7
Wilson Billet Bank intake manifold
Nick Williams 105mm Throttle Body
Penske Double Adjustable Remote Resevior Shocks
14" 6 piston WERKS/Rotora front brakes
13" 4 piston WERKS/Rotora rear brakes with seperate Brembo parking brake caliper
Quaife LSD
DSS axles
Complete Carbon Fiber Autometer Gauge cluster conversion
Recaro seats
Momo steering wheel
CCW C2K 19x9.5" front and 19x10.5" rear wheels
Pirelli PZero Corsa 265 F and 295 R tires
Energy suspension complete bushing kit
WERKS widened rear fenders
WERKS custom 3" stainless steel true dual exhaust system
lots more....

Here is a link to the build thread:
http://www.solsticeforum.com/forum/f102/werks-427-gxpr-build-66274/
Specs are:
WERKS GM 620 hp LS7
Wilson Billet Bank intake manifold
Nick Williams 105mm Throttle Body
Penske Double Adjustable Remote Resevior Shocks
14" 6 piston WERKS/Rotora front brakes
13" 4 piston WERKS/Rotora rear brakes with seperate Brembo parking brake caliper
Quaife LSD
DSS axles
Complete Carbon Fiber Autometer Gauge cluster conversion
Recaro seats
Momo steering wheel
CCW C2K 19x9.5" front and 19x10.5" rear wheels
Pirelli PZero Corsa 265 F and 295 R tires
Energy suspension complete bushing kit
WERKS widened rear fenders
WERKS custom 3" stainless steel true dual exhaust system
lots more....