Eckler's no longer carries the Thunderer MACH I PLUS All-Season Tire (205/55R16).
Please check out 1967-1969 Pontiac Firebird Wheels & Tiresfor an updated selection.
The MACH I PLUS is a premium touring tire engineered for sedans, cross-overs, and sport utility vehicles offering drivers a quiet and comfortable ride with superior handling and long tread life.