wad is the ideal exhaust setup for a stock or slightly modified 1jz-gte auto engine?
A) 3 inch piping all the way wif straight flow bullet n straight flow muffler
B) 2.5 inch piping all the way wif straight flow...
wondering the suitability for smt6 to be installed into satria 4g13 injection year 2k mitsu/apm ecu, for bolt on turbo....
-how does piggyback fool the ecu into retarding timing? what are the effects to a...