got one apexi power fc taken out yesterday .. upgrading to hks f con v pro for my RB engine.. if money is not the issue.. go for hks f con bro.. but find a really good tuner.. n sorry if i dont answer your question..
Hmmm do anybody know install AFR meter??
I ask at soem workshop they cost me RM80 wohh...
i hear some forumer say can DIY it..
I 1 install at waja 4G18 engine 1....
the afr hv 3 wire 1..
hope u guy can help me..