which engine management suitable for perodua viva 1.0cc (AT)..

[mat.benz]

which engine management is suitable for viva 1.0 (AT)..kod engine EJ / VE 3 cylinder 12 v DVVT..

for STD MOD to engine EJ / VE ..if it can control @ tune air , fuel , ignition..that will be effience
cheapest price but it work well..
i'm new with this stuff..any suggestion and model engine management ..how it works..?

thank..

---------- Post added at 02:41 AM ---------- 6 hour anti-bump limit - Previous post was at 02:34 AM ----------

which piggyback that ideal for viva 1.0 cc (AT) ..cod engine EJ /VE..
in terms of price and functional for STD MOD engine