Back again. Usual price on this is $112.99 at Supercheap.
Repco(repco.co.nz) - on special at $84.75 (usually $113) Mitre 10(mitre10.co.nz) - $110 (PriceMatch at 15% off = $48.02)
Lots of other oils at 50% off too - see here(supercheapauto.co.nz)