Z3 COUPE SUPERCHARGED front air dam rear deflector air conditioning and heater works custom head lamps with angel eyes hidden trailer hitch Black leather interior leather seats with cutout for racing harness Smart tire monitoring system with integrated round display on A pillar OEM BMW M round computer oil pressure round gauge water temp round gauge boost pressure round gauge on A pillar Pioneer head unit (am/FM HD radio/phone with Bluetooth) bazooka subwoofer and upgraded speakers and tweeters custom cell phone holder most lamps replaced with LED remote lock/alarm (Clifford) BMW auto dim rearview mirror Weathertech floor mats At freeway speed gets 30mpg, on the track it gets a lot worse Active Autoworks supercharger, set to low pressure (approx. 340HP, automatic is hard to dyno) Lowered cone air filter air to air intercooler Oil and transmission coolers automatic transmission, easier in traffic than 5 speed, I put a 5 speed in for a few years but after a 5-hour backup on freeway put the automatic back in Zionsville aluminum large radiator upgraded water pump with metal impeller heavy duty metal racing head gasket upgraded oil pan with internal baffles, keeps oil from sloshing around on hard turns and low oil light coming on air cooled rear differential Dinan exhaust Koni double adjustable suspension normal ride height racing springs, car clears speed bumps Kline Racing suspension set up, the ride is firm heavy duty custom rear subframe, to cancel out damage from axel torque Brembo front brakes hi temp brake fluid (blue) stainless steel brake lines Padgid brake pads, front and rear long (NASCAR) studs and titanium nuts BBS RS-GT wheels/rims 18" staggered 8" front, 9" rear Continental Extreme Contact tires, 255/35 front, 285/35 rear spare rotors front and rear spare pads front and rear spare set right and left head lamp sets BMW car cover