Originally Posted by boardmanXJ

well me and my buddy really appreciate everyones input...the decision is made that he is going to keep the IFS, go with a 3 inch lift, and possibly trim the fenders to fit 32s if needed...another question to all the kj owners is that his jeep is tripping a whole bunch of weird engine codes. one says the O2 sensor voltage is too low, anther says its too high, another code says the throttle body sensor voltage is too high, another is too low, engine misfires and more. the guys at autozone told us to first get the engine to fire correctly then go from there...but he is running ALOT of sterio equipment (i.e. one huge 15 inch sub with i think a 2000 watt amp, plus its a kj limlited so its got more eletronic features) my question is that because the voltage is too low in some cases, would a bigger alternator help?