The best seals for rebuilding your high pressure oil rail. Proven to last!
Special extreme duty viton blend seals guaranteed not to fail prematurely
HHC Diesel O-Rings Are Made of A Special Extreme Duty Viton Compound That Has Proven Itself Year After Year and is More Durable Than OEM and Other O-Rings on the Market. We Have Sold Many Sets to People Who Have Put in The Competition's O-Rings, Only to Have Them Fail in 1,000 to 10,000 Miles. That is Completely Ridiculous! Our O-Rings Are Still Going Strong in Those Trucks. The Only Time Our Rings Fail is When Not Properly Installed, or in Cases With Very Heavy Nipple Cup Wear.
- Premium Heavy Duty Viton Blend - Ours Are The Best
- Works With All 6.0L Oil Rails 2003-2007
- Uniform Textured Finish - No Mold lines to Compromise Your Seal
- Best Seal You Can Get - Do it Right The First Time!
You Must Replace Your Top Injector Seals at The Same Time You Replace Your Nipple Cup O-Rings!