2012 Alpha 9 Mercedes-Benz E63 AMG $42k in upgrades! 750+HP on 93 octane (665whp) Alpha 9 Turbos $12000 Alpha Downpipes $2750 Alpha Cat-back Exhaust $3300 Alpha Boost Cooler system $2800 Alpha 7.22 Clutch Upgrade $1800 Alpha Wet Start Clutch Upgrade $1500 Driveshaft Shop axles $2800 Vorsteiner carbon front lip $1200 Vorsteiner carbon lower rear bumper trim $1200 Vorsteiner wheels $2800 Michelin Pilot Super Sports tires $1400 265/30/20 front, 295/25/20 rear H&R lowering springs $400 Installation $8500