Had MeisterR Zeta's *entry level on my old Almera GTi (and previously BC's & KYB) the Zeta's were wonderful, wouldnt hesitate to go for MeisterR on any car!! Awesome suspension and service from the main man
Manufacturers use them for gearboxes and differentials, I guess car makers leave the collecting of the swaft for replaceable oil filters.
It's like oil catch cans, we all know the benefits but they're not standard fit on performance cars.