
100%
Penray 1112 Cool Tec 2 Radiator Additive 12-Ounce Bottle
by Penray— Made in Wheeling, IL
Verified American Made
American Score
92% — High
Why not 100%? Full verification requires additional independent sources
Manufactured in Wheeling, IL
Manufacturing in USA since 1947Verified through 3 independent sources
- Known factory location
- Brand website
- Product listing (state)
Evidence Breakdown
Factory: City-level verified
Website claim: Yes
History: 20+ years
Overseas lines: None known
Fast-acting radiator flush and cleaner. Made in Illinois. Removes rust, scale, and oil contamination.
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Penray 1112 Cool Tec 2 Radiator Additive 12-Ounce Bottle
92% American Score










