
100%
STP Diesel Fuel Treatment and Injector Cleaner 20 oz
by STP— Made in Multiple US facilities
Verified American Made
80% — High
Limited public documentation of specific factory location
Manufactured in Multiple US facilities
Manufacturing in USA since 1954Verified through 3 independent sources
- Brand website
- Product listing
- Multiple USA facilities
Diesel fuel treatment removes water and cleans injectors. Treats up to 250 gallons. 20 oz. Made in USA.
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STP Diesel Fuel Treatment and Injector Cleaner 20 oz
80% Verified












