I own a '87 Supra with the 7M-GE 5-spd in it. The only mods i have are intake & exhaust at this point. My friend has a '89 240SX with the KA24E 5-spd in it. He has headers, full 3 inch catback w/4 inch muffler, advanced timing, short shift kit, LSD, lowered perfomance suspension, and an intake...