HHC Diesel ~ Ford 6.0L Indestructible Nipple Cup Master Kit ~ Everything You Need to Rebuild Your Oil Rail With Tool & Ball Tubes(8: Nipples, 8: Seals & Tool) F60L-NIPPLEKIT The Only Solution on The Market That Deflects Oil Away From Your Top Injector Seals! Patent Pending Deflection Groove Built Into Our Hardened Steel Nipple Cups Makes Sure You Will Never Have a Hot No Start Due to Failed Top Injector Seals Our Master Kit Includes: 8- Indestructible Nipple Cups, 8- Extreme Duty Viton Blend Seals, Lifetime Warranty 1/2" Drive Nipple Cup Socket This Whole Kit Costs Less Than You Would Pay for A Single Oil Rail and is a One-Time Fix! The Competition's Nipples Are Soft and Small! Ours are Hardened Tool Steel With a Plump, Optimized Shape for Your New or Old and Tired Oil Rail!