Just noticed, Gulf Western Oil Syn-X 3000 10W40 5LT is 75% off for $9.99 at Autobarn in-store only.
Features:
• Semi synthetic
• API SN/CF
• Suits petrol, LPG & lightly loaded diesel engines
Limit 2 per customer. No rainchecks.
75% off, Save $30.00
$9.99 each
https://www.autobarn.com.au/ab/catalogue#view=search&saleId=…