If you're a SCA member, check your emails for a free $10 credit. Could be in your junk folder. I got $10 on two different accounts.
Part of their Make it Super campaign.
Club Credit Frenzy
$10 credit offer is valid only for the recipient to whom the offer was sent. Only one $10 credit per Club Plus account will be applied. Credit can be redeemed at any Supercheap Auto store or online at www.supercheapauto.co.nz. Credit valid from activation until 11.59pm (AEST) Wednesday 9th March, 2022. Club Terms & Conditions apply. See website for details.
Cheers.
Hadn't noticed it in the emails until your post.