Turbo Oil Feed Line Kit N54 Twin TD03 TD04 Turbos for BMW 135i 335i 535i 3.0L | eBay
BMW E90 335i N54 3.0L Oil Change Service Kits and Accessories - ECS Tuning
2010 335i, I've been using original BMW twin turbo 5w30 for all my oil changes , and just wondering if any one has experience using Mobil 1 full synthetic 10w 40, a