ZF GETRIEBE LifeGuardFluid 8 (S671.090.312) OEM automatic transmission fluid, 1 litre bottle, green colour. OEM-approved ATF for ZF 8HP transmissions, manufactured by ZF themselves. Designed for all other ZF 8HP-equipped vehicles requiring genuine fluid for warranty-compliant service. ZF specifically validates only LifeguardFluid 8 for their 8HP gearbox family.