Amsoil Trigard System Embroidered Patch 2-1/2″ x 4-3/4″ Vintage used

The Amsoil Trigard System Embroidered Patch is a vintage collectible featuring a colorful multi-color embroidery. Measuring 2-1/2″ x 4-3/4″, this patch showcases the branding of the Amsoil Trigard System, an integrated engine protection and maintenance program designed to dramatically extend oil change intervals, introduced by AMSOIL in 1983.