Nu-Tech Systems Ltd
Supplier of clean air systems, commercial and industrial fans, dust collectors, welding fume exhaust systems, vehicle exhaust extraction, gas detection systems, industrial hoses and ducting, vibration isolation systems. Canada
http://www.nu-techsystems.com

Midwest Air Products Co.
Designer, manufacturer, and installer of air pollution control systems and equipment. Systems incorporate exhaust hoods, exhaust fans, mist eliminators, scrubbers.
http://www.midwestair.com

Jet-Hot
JET-HOT The Hottest Header Coatings!
http://www.jet-hot.com/

Global Exhaust Technology A/S
Expertise in the area of exhaust systems (mufflers, catalysts, and particulate filters).
http://www.glextech.com/

Goerlich Exhaust Systems
Mufflers and Exhaust. Goerlich's Exhaust Systems manufactures and supplies a complete line of automotive, light truck, SUV and heavy-duty exhaust, muffler and emission products.
http://www.goerlichs.com/

Foreshore Marine Exhaust Systems
Manufacturers of fibreglass exhaust systems for marine engines and generators.
http://www.foreshoremarine.com

Colpro Engineering (Australia) Pty Ltd
Colpro Engineering (Australia) Pty. Ltd. is a leading manufacturer of high performance silencers, acoustic, exhaust systems and thermal insulation blankets for the marine, mining and transport industries.
http://www.colpro.com.au/

Gibson Exhaust Systems
Bolt on truck performance cat back exhaust systems, mufflers, tips and headers.
http://www.gibsonperformance.com/

DeAngelo Marine Exhaust
Specializes in the production/repair of superior marine exhaust systems in Fort Lauderdale, Florida.
http://www.deangelomarine.com

Hedman Hedders
Manufactures headers (performance exhaust manifolds) and mufflers, tubular exhaust manifold systems and street rod headers.
http://www.hedman.com/