rstsco
Thread starter
When I make the switch from Amsoil to HPL next service interval, I will also be switching to WearCheck for my used oil analysis testing. This is the lab HPL uses for customer sample testing. For a very short trend analysis, I will also get one final used oil analysis from SD on the AMSOIL Signature Series 0w20 I've been running since the first oil change in the Pilot.I would not be happy with this answer at all. Quite surprising even