Full Version: What Grade Oil You Guys Use.....
Lexus Owners Club (USA & Canada) > Lexus Owners Club > Lexus GS300 / Lexus GS400 / Lexus GS430 / Lexus GS 460 > 93 - 05 Lexus GS300 / GS400 / GS430
I got a 99 GS300 w/ 133000 miles and use 5w-30 Mobil 1 high milage oil w/ mobil 1 oil filter. I was thinking maybe I should switch to 10w-30. What about you guys?
QUOTE (GS300dude @ Oct 10 2009, 09:53 PM) 
I got a 99 GS300 w/ 133000 miles and use 5w-30 Mobil 1 high milage oil w/ mobil 1 oil filter. I was thinking maybe I should switch to 10w-30. What about you guys?
if your motor calls for 5w-30 run, 5w-30.
y would u wanna change? i actually used to run 10w-30 mobil 1 on my gs but went back to 5w-30 on MY gs recently. yes, i had a reason for this too btw but its not worth it
QUOTE (sakataj @ Oct 12 2009, 09:46 AM)
QUOTE (GS300dude @ Oct 10 2009, 09:53 PM)
I got a 99 GS300 w/ 133000 miles and use 5w-30 Mobil 1 high milage oil w/ mobil 1 oil filter. I was thinking maybe I should switch to 10w-30. What about you guys?
if your motor calls for 5w-30 run, 5w-30.
y would u wanna change? i actually used to run 10w-30 mobil 1 on my gs but went back to 5w-30 on MY gs recently. yes, i had a reason for this too btw but its not worth it
hmmm whats not worth it?
follow the car manual's rec's to avoid problems and enjoy the best performance of the car.
QUOTE (GS300dude @ Oct 10 2009, 10:53 PM)
I got a 99 GS300 w/ 133000 miles and use 5w-30 Mobil 1 high milage oil w/ mobil 1 oil filter. I was thinking maybe I should switch to 10w-30. What about you guys?
Here's the info you need:
owners manual - http://us.lexusownersclub.com/forums/index...st&p=167930
service manual - http://us.lexusownersclub.com/forums/index...st&p=389508
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