Only thing that picture tells me is it's not an HR but we already knew that. With his mods he honestly might have lost power. Was it tuned?
Not yet, I tried to get him to come with me when I got my car done. He is convinced that hes going to LSx swap it, I see it happening just not for a few years.
2005 GPGT- Top Swapped Click me!15.5 @109
2002 GPGT- slow and stock
1993 Oldmobile 88- exploded the diff @158k GPF Resident Flowmaster Troll