Search results

Yeah, that makes sense, and honestly that’s part of why I made the thread. Not because I assume a better sound means better protection, but because the change in sound was noticeable enough that it made me want to figure out what was behind it. Also, I need to correct something from my original...

Maybe, but I only use Shell 91, so the fuel has been pretty consistent. That’s why I’ve been leaning more toward the oil itself being what’s changing the sound.

Yes

This is a weird post. So I’ve noticed my car’s sound changes depending on the oil weight, and I’m trying to factor that into my next oil choice. Car is a 2006 Miata (2.0L). I drive it pretty hard in the mountains, mostly as a weekend/fun car. For this next interval, it’ll be in summer temps...