Royal Purple’s API-licensed Synthetic Motor Oil combines premium base oils with proprietary additive technologies to create high performance motor oils that optimize engine performance.
Royal Purple’s API-licensed motor oil delivers superior protection and improves performance in gasoline and diesel engines.
Royal Purple’s API-licensed SN motor oil meets ILSAC GF-5 and Dexos1 performance requirements.
Enhanced additive technology prevents metal-to-metal contact beyond both GM dexos1 and ILSAC GF-5 specs.
Make sure to reference your owners manual for proper weight and exact amount of oil needed to perform an oil change on your vehicle.
Description
1 GAL (4Qt) SAE 15W40 CK4 Royal Purple Duralec Super Motor Oil For Diesel Engines (mfg#04154)