Harco Manufacturing Company has become a leading fabricator of premium engine exhaust silencers as well as providing a complete line of emission control products. Harco produces the HAPCO line of engine exhaust silencers, diesel oxidation catalysts, diesel particulate filter systems, spark arrestors and other related engine exhaust products. Harco Manufacturing Company serves the industrial, power-generation, railroad, defense, forestry and marine markets since 1948.
Boat Building / Repair
Boat Building Supplies
Naval Architects / Marine Engineers
Pollution Control / Environmental Services
Propulsion / Power