04 Cosmos Purple M6, SAP Grills & Spoiler, '05 Hood, Procharger, TrickFlow 515 HP H/C Kit, SLP LT Headers/LM II, '05 Big Red Brake upgrade, Drag bags, Holden CV8R wheels, GMM Ripshifter. Tuned by New Era: 515 rwhp/471 ft.lbs. Retuned by J&J Speed: Speed Density tuned 586rwhp/ 492 ft.lbs.