Skinned and boned chicken thighs are available in the fresh poultry section of most supermarkets.
Combine first 6 ingredients in a shallow dish or large zip-top plastic freezer bag; add chicken thighs. Cover or seal, and chill 8 hours, turning occasionally.
Remove chicken from marinade, discarding marinade.
Grill chicken thighs, covered with grill lid, over medium heat (300° to 350°) 5 to 6 minutes on each side or until done.