guys.. i not sure this is issu or not, it was the aircond vent did not change (outside air flow and inside air circulation). previously i notice that whenever i turn off the aircond it will auto switch to outside air flow (green light). but now it still at inside air circulation (amber/yellow) although sometime i set auto and turn up the temp to HI...

I pump carltex. Full tank on weekend cos can get 5% cash rebate using amex.
I heard from senior2 OnG engineer carltex is the best petrol in malaysia in term of quality. But not very sure the fact.
Sometimes isi petron for long distance travel. Can feel bit different. People say they use good additive. Maybe cos they still new and its part of the marketing strategy.

But of course maybe it just my feelings. No study to support my argument tho