This federal contract award is for engineering change proposal (ECP) services related to the M870 tractor vehicle and trailer. The contract was awarded to Carolina Growler Inc., a service-disabled veteran-owned small business, by the U.S. Marine Corps. The contract is a delivery order under an indefinite delivery contract with a potential value of over $49 million and a period of performance through September 2024. The work under this delivery order likely involves upgrades, modifications, and engineering support for the Marine Corps' fleet of M870 vehicles. The contract was a full and open competition with no set-aside designation.