{"product_id":"castrol-gtx-petrol-engine-oil-car-service-advertising-postcard","title":"Castrol GTX Petrol Engine Oil Car Service Advertising Postcard","description":"zx232x  A rare advertising postcard for Castrol GTX with reverse reminding customer their care is due for a service - Has the \"Castrol GTX\" logo on reverse too and states \"Liquid Engineering\" on the postcard with a spanner and its high quality oil showing coming from its lid - unique rare souvenir (undated) unused and mint.","brand":"Postcard Finder","offers":[{"title":"Default Title","offer_id":56170732028230,"sku":"154240","price":3.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/3216\/9030\/files\/castrol-gtx-petrol-engine-oil-car-service-advertising-postcard-154240-p.jpg?v=1773397091","url":"https:\/\/postcardfinder.co.uk\/products\/castrol-gtx-petrol-engine-oil-car-service-advertising-postcard","provider":"Postcard Finder","version":"1.0","type":"link"}