my car now got black smoke and when gear D chg R sumetime din rev will mati engine.
actually is like that,i bought an airtrek for rm40k and the owner mod b4.now running on evo4 engine,td05,evo front mount intercooler, fuel regulator and all ori na airtrek parts included ecu.practically from a na airtrek + evo4 engine parts.wut a na airtrek don't have will be added by evo4 parts i guess there is a piggback ecu but has been taken out.
for future modification ,buy an airtrek turbo halfcut to replace everything or juz add back the piggback ecu?
any sifu can help me out?

actually is like that,i bought an airtrek for rm40k and the owner mod b4.now running on evo4 engine,td05,evo front mount intercooler, fuel regulator and all ori na airtrek parts included ecu.practically from a na airtrek + evo4 engine parts.wut a na airtrek don't have will be added by evo4 parts i guess there is a piggback ecu but has been taken out.
for future modification ,buy an airtrek turbo halfcut to replace everything or juz add back the piggback ecu?
any sifu can help me out?

