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Vza · 04-26-2021, 06:17 PM

Hi,I've been running M1 0w-40 in my 99 Boxster with 135K plus miles. I track the car and was thinking of switching to Castrol Edge 5W-40 any thoughts ?

Thanks V

04-26-2021, 06:17 PM	#1
Vza Registered User Join Date: Oct 2018 Location: Nj Posts: 171	Oil Switch Hi,I've been running M1 0w-40 in my 99 Boxster with 135K plus miles. I track the car and was thinking of switching to Castrol Edge 5W-40 any thoughts ? Thanks V