I just did a custom exhaust on my 94 4runner with a 3.0. Sounds GREAT!! DEEP. Flowmaster 50 Series Delta Flow. 2.5" MANDREL bent pipe. Check out my site to see details of it.

http://www.cardomain.com/memberpage/465741/3

I built and welded it up myself. COSTS....
-10Ft aluminized 2.5" pipe. $20 (?i think)
-2 45 Degree mandrel bends. $40
-Flowmaster 50 series muffler. $80 roughly.
-O2 sensor weldable bung. $10.

94runner: Dana 44 SAS, 35's, Lockers, gears, winch, rock rails, bumpers, 3"BL, drivetrain lift, Budbuilt cross member, centerforce clutch and MORE! ***FOR SALE*** $8,500
-1985 Supra (STOCK!) FOR SALE $4,000
www.celicasupra.com