Simoniz Car Shampoo with Carnauba Wax 5L – £5.98 Costco In-Store Deal

Simoniz Car Shampoo with Carnauba Wax 5-litre is available in-store at Costco for £5.98, offering a large-volume car cleaning solution with added wax protection for shine and easier rinsing; no voucher is required, but include a clear photo or screenshot of the shelf label or receipt showing the £5.98 price.