Please Help,
mere pass cg 125 (2013) h, pechle month se engine sound de raha h, uuunnn uuunnnnnn like that, mera khyal tha k engion oil (havoline) ki waja se h, lekin ab mne engion oil b Liqui moly 4T ka dala h ab be wohi sound ae raha h, apke khyal mn kia problem ho skti h?