Welcome to Maradyne Based in Cleveland, Ohio, we manufacture and market industrial products for both original equipment and aftermarket applications on heavy-duty trucks; construction, mining and agricultural equipment; marine and industrial/utility engines, ATV's & Industrial Utility Vehicles. Our products will: Start your engine with safe, reliable air-powered systems. Clean your engine intake air before it reaches the filter. Keep your engine running clean with premium-quality hydraulic fluid filtration. Protect your engine & the environment with the most efficient, compact U.S. Forest Serv