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Diesel O-rings, Maintenance and Repair Parts for Ford 7.3L & 6.0L Powerstrokes
All of our o-rings supplied in our custom fuel and oil repair kits are Made in the USA.
Other suppliers have choosen to use o-rings made off shore, mostly from China which cost 1/3 of those made in the USA.
If your vendor can not tell you where the o-rings are manufactured, they are most likely Chinese.
In Stock Items Ready to Ship - We Do Not Drop Ship From Suppliers