S Chicago Hts Tool and Die Makers 111 E 34th St Cosmos Manufacturing is the foremost provider for the design, development and manufacture of exhaust systems for 2 and 4 cycle small and medium sized engines. S Chicago Hts IL Tool and Die Makers Cosmos Tool and Die Co Inc www.cosmosmfg.com 2 cycle mufflers 2 cycle muffler 4 cycle muffler small 4 cycle mufflers Cosmos Manufacturing mufflers exhaust catalysts exhaust systems small engine mufflers catalytic mufflers lawn and garden products lawn equipment parts muffler engineering custom 2 cycle mufflers 2 cycle muffler 4 cycle muffler small 4 cycle mufflers Cosmos Manufacturing mufflers exhaust catalysts exhaust systems small engine mufflers catalytic mufflers lawn and garden products lawn equipment parts muffler engineering custom Business Reviews Cosmos Tool and Die Co Inc Testimonials