If you're looking for a top quality piston ring set for your 6.0 Powerstroke engine, look no further than the Mahle 41940.030 Complete Piston Ring Set. This set is designed to meet or exceed all Original Equipment specifications, and is pre-lapped for superior performance. You'll get superior sealing with this set, along with long lasting durability. So don't settle for anything less than the best - invest in the Mahle 41940.030 Complete Piston Ring Set.