hey there! been reading this for 2 days now! and this seems excellent! espciailly siddr20, u seem to be loving it! i currently have a r33 Series II with Blitz POD filter and BLITZ LM cool, Trust Greddy Power Extreme II Catback, Trust/Greddy front pipe 3inch, 3inch High Flow Cat, Turbotech Bleed Vavle.. how much power am i looking at there? Because my car is using alot of petrol and my exhaust sometimes makes a big poping noise obviously it means its running rich.. Can toshi fix this issue? The bad thing is im melbourne?.