I'd have to go long tubes, no cats and custom true duals. Thankfully my buddy has a mandrel bender and does quite a bit of exhaust work. Probably use Dynomax bullet mufflers, they sound awesome and have them on my current and last LS1 Camaros.
'98 Dodge Avenger - Beater
'72 Cutlass - Toy
'00 Z28 - REDRUM
- email@example.com DA:2500' blowing through TC, new TC installed, 11s here I come