well he can change the stock tire to 195/60 R15 or change to 195/55 R15
which this 2 is the common size...
195/60 R15 can use Michelin XM1 about RM200 when i change at Klang on March...
or Michelin Primacy LC / Yokohama C or A Drive / Toyo Teo Plus / Falken 912
195/55 R15 you can choose Michelin PP2 or Primacy LC / Hankook V12 (hot tire now) / Falken 912 / Yokohama C or A R1 Drive / Toyo T1R...

which you prefer??? Handling or Comfort??? tell us your prefer choice...
then what is your budget range...

all pricing is during listed below is what i managed to enquire on March ~ April...

195/60 R15
Michelin XM1 - RM200 (Includes Balancing, Valve and also alignment) Klang
Michelin Primacy - RM240 (Includes Balancing, Valve and also alignment) Klang
Goodyear Assurance - RM190 (Includes Balancing and Valve) Jalan Klang Lama PJU2 if not mistaken

195/55 R15
Hankook V12 - RM185 (Includes Balancing, Valve and Nitrogen gas) Klang *I bought this around middle of May
Michelin PP2 - RM 240 (Includes Balancing and Valve) Klang
Michelin Primacy - RM210 (Includes Balancing, Valve and also alignment) Klang
Falken 912 - RM180 (Includes Balancing and Valve) Klang

or you can upgrade your Rim size to 16" which the tire will cost around RM300... tire size will be 205/50 R16 or 205/45 R16...