Castrol EDGE 0W-20 Engine Oil 20L Performance, and the current generation of Castrol EDGE engine oils are no different. Formulated with advanced full synthetic technology, Castrol EDGE products are tested to the highest standards to deliver the high-performance levels expected by drivers and by world-leading car manufacturers in their latest engine technology. The ultimate test of performance, on the track Castrol EDGE products are pushed to the limit by some of the best in world motorsport including BWT Alpine F1 Team, Ford M-Sport, and in Supercars by the Tickford Racing. Castrol EDGE 0W-20 is also proven to deliver against Castrol&rsquo,s HYSPEC standard. In doing so it is proven to demonstrate at least 25% benefit^ across the three critical hybrid areas of contaminants, engine intermittency and system efficiency. Choose Castrol EDGE and unlock the very edge of performance. Browse online using our handy Rego Search tool to find the best Castrol oils for your application or come in store today and speak to one of our friendly staff. Changing your oil will also need you changing your oil filter to fully protect you engine and maximise the performance of your Castrol oil. When it comes to Oils and Fluids, the range doesn't just stop at Magnatec, GTX or Edge, Repco stock a range of quality Castrol Grease, Transmission Fluid, Gear Oil, Lawnmower and Motorbike Oil, Marine Oil and Additives all designed to protect and maximise the performance of any application.