The six centers currently operate as Minit Man Oil Change and will be rebranded as Grease Monkey.
Fourteen automotive service centers were acquired in nine separate transactions across eight states.
The acquisition included four different automotive center brands, with the majority being Kwik Kar Automotive Lube & Service Centers.
Since being acquired by MidOcean Partners in November 2020, FullSpeed Automotive has acquired 17 new centers and now has more than 650 franchised and company-owned locations.
Economy Oil Change operates three Hartford, CT, area locations, including Glastonbury, Manchester and Vernon.
FullSpeed is an aftermarket services platform offering a variety of services through multiple brand formats, including under the Grease Monkey and SpeeDee brands, among others.