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Truly American Made
AMSOIL Signature Series 5W-30 Synthetic 1 Gallon by AMSOIL - American Made
100%

AMSOIL Signature Series 5W-30 Synthetic 1 Gallon

by AMSOIL— Made in Superior, WI

Verified American Made

American Score

100% — Very High
Manufactured in Superior, WI
Manufacturing in USA since 1972

Verified through 3 independent sources

  • Known factory location
  • Brand website
  • Product listing (Superior, Wisconsin)

Evidence Breakdown

Factory: City-level verified
Website claim: Yes
History: 20+ years
Overseas lines: None known
How we verify every product|Full brand evidence
See all products made in Wisconsin

Blended in Superior, Wisconsin.

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