OP
Merc1100sc
Member
- Joined
- Jul 23, 2018
- Messages
- 30
- Tractor
- None
Man did this thread take a turn.... Anyhow, I will stick with Mobil 424, Rotella, and OEM filters on the next service. I don't see any evidence to say the TSC stuff isn't any good, but I know the 424 is top quality. Don't mind spending a few extra bucks for piece of mind.