Hello arslansohail84.
We are assuming that your cars are relatively new and in reasonably good condition. You can use any of these products :
For Corolla Grande 1.8cvti
Valvoline SynPower 5W40 (API SN) in 4 liter pack
Valvoline Durablend 10W40 (API SN) in 4 liter pack
Valvoline Premium Conventional 10W30 (API SN) in 4 liter pack
For Prius
Valvoline Durablend 10W40 (API SN) in 4 liter pack
Valvoline Premium Conventional 10W30 (API SN) in 4 liter pack
Valvoline XLD 20W50 (API SG) in 4 liter pack.
In DHA Karachi you can visit
Zafcom Lubricants, Defence Gardens DHA Phase 1 Karachi, 0333-2233555
Huzaifa Motors, Phase 2 ext DHA Karachi, 0333-2164013
Power & Performance, Phase 2 ext DHA Karachi, 0300-2530019
Thanks !
Team Valvoline
Valvoline Pakistan Official- valvoline.pk
www.facebook.com/valvoline.pakistan