100%
Royal Purple Max-Clean Fuel Cleaner 20 oz
by Royal Purple— Made in Porter, TX
Verified American Made
American Score
100% — Very High
Manufactured in Porter, TX
Manufacturing in USA since 1986Verified through 3 independent sources
- Known factory location
- Brand website
- Product listing (Porter, Texas)
Evidence Breakdown
Factory: City-level verified
Website claim: Yes
History: 20+ years
Overseas lines: None known
Made in Porter, Texas.
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Royal Purple Max-Clean Fuel Cleaner 20 oz
100% American Score