Get the most out of your 1994-2003 Ford 7.3L Powerstroke with Total Seal Severe Duty High Performance Gapless Piston Rings, the ultimate upgrade for serious diesel performance.

When you're rebuilding for daily towing, heavy-duty work, or pushing 1,000+ horsepower at the track, these rings are engineered to deliver stronger sealing, cleaner oil, more efficient combustion and keeps your boost contained. Thanks to Total Seal’s exclusive diesel ring designs, you’ll get less blow-by, have far less of a drop in boost pressure and greatly reduced turbo lag, your turbo works hard so why not help it out. That means simply more power, better fuel economy, and more protection for your engine’s internals. These rings aren’t just tough, they’re next level. The top and second rings are made from Martenstic Ductile Iron, the strongest iron you can get, and coated in CrN (that’s Chromium Nitride) for extreme wear resistance and corrosion protection. The oil rings, with a chrome face, offer long lasting sealing power to help reduce oil consumption and keep things running smooth.

If you're chasing more power, better efficiency, and longer engine life, Total Seal’s your stop gap measure of getting the best bang for your buck from your engine.