The BulletProof Engine Oil Cooler and EGR Cooler are a MUST for a reliable 6.0L. The EGR Cooler is a well known failure item - and the Engine Oil Cooler is like an insurance policy - one that protects your engine, bearings, turbo, injectors, etc - everything that comes in contact with your engine oil depends on that oil cooler for reliability.
BulletProof Engine Oil Cooler
BulletProof EGR Cooler
BulletProof Water Pump
BulletProof Cooling System Upgrades