Castrol Magnatec Stop-Start 5W-30 Engine Oil Designed for the hustle and bustle of modern life, Castrol Magnatec Stop-Start 5W-30 Engine Oil has been specially formulated to keep your engine protected in busy traffic conditions. With normal suburban driving involving as many as 18,000 stops and starts a year the Castrol Magnatec Engine Oil Stop-Start range provides significantly less wear in these situations. Containing intelligent molecules that cling to engine components, Castrol Magnatec Stop-Start forms a self healing layer that enables continuous protection as you clock up the kilometres. Suitable for automotive petrol and diesel engines Castrol Magnatec Stop-Start is the motor oil to provide instant protection from the moment you turn the key. For as long as many of us remember, cars using Castrol products and adorned with iconic Castrol livery have dominated motorsport. Whether it be Larry Perkins winning Bathurst in '93 in his VP Commodore or Victor Bray chasing down quarter mile records in his '55 Chevy Doorslammer, Castrol have been at the forefront of oil and lubricant research and development. Forged in the heat of battle, Castrol lubricants have helped power WRC Celicas and GT series Supras to wins in some of the most competitive and gruelling motorsport competitions. It is with this knowledge and experience that you know you are using the best when you use Castrol oils and lubrication in your vehicle. Trusted by top level motorsport teams and with a presence in Australasia for over 100 years you can rely on Castrol to protect and enhance the performance of your vehicle. 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.