Well nowadays ECU are technically advance and in future, remap is a minimal..... N1 Racing use ECUTEK to eliminate speed cut which is also called remap too.......this thread might help me coz im plannin to buy rx-8 but without cut limiter feel very sien if this car can be tune in easy way i will buy but scare cant tune at all........open torqgue speed cut enough lo...still dunno the the result ,if somone can tell it help me lot...thz