as title above.trading with my 2.5inch inlet 4inch outlet s-flow sport muffler(direct fit).produce low bassy sound in low rpm.item stil in car.wife complain noisy at back...
I need some help regarding how to indentify & located the ECU wires arrangement...
I drive a Satria with 4G13P & SVDO ECU..i know where is the location of ECU in my...