Leading Emissions Control Solutions for Diesel Engines, Power Generation Systems and High-Performance Markets
Leading Emissions Control Solutions for Diesel Engines, Power Generation Systems and High-Performance Markets
For more than 20 years, Global Emissions Systems Inc., GESi®, has focused on designing, engineering, and manufacturing emission control technologies to reduce smog and greenhouse gases from various commercial engines. These include engines fueled by gasoline, diesel, natural gas, propane, bio-diesel, landfill methane, bio-gas, and synthetic fuels. Click the links above to explore how the GESi® brands can support your emissions needs across different sectors.
1. Experienced engineers and chemists in emissions coating technologies
2. Proprietary wash coat technology
3. Government agency certification expertise
4. Proudly designed and manufactured in North America
Off-Road Emission Control Solutions
Learn more about our line of customized Global Emissions Systems Inc. solutions for the Off-Road market:

On-Road Emission Control Solutions
Discover more about our customized Global Emissions Systems Inc. solutions for the On-Road market:

We develop EPA-certified spark-ignited industrial engines for clients around the world. We have been using GESi's three-way catalysts for our engines since 2009. Our catalysts are specific to each engine type that we develop and GESi is able to deliver what we need in terms of substrate, wash coat, and packaging. The people at GESi are easy to work with and provide a high quality product. At this point we don't bother contacting other suppliers because we know GESi will provide a catalyst to our specification that works.
GESi has been an intricate partner of Kooks Headers for over 10 years. GESi technical support staff and supply chain infrastructure has elevated Kooks to be on the forefront on the performance exhaust market. With High horsepower applications and strict emission standards the unsurpassed quality has been a positive reinforcement to our enduring company standards.
We develop EPA-certified spark-ignited industrial engines for clients around the world. We have been using GESi's three-way catalysts for our engines since 2009. Our catalysts are specific to each engine type that we develop and GESi is able to deliver what we need in terms of substrate, wash coat, and packaging. The people at GESi are easy to work with and provide a high quality product. At this point we don't bother contacting other suppliers because we know GESi will provide a catalyst to our specification that works.
GESi has been an intricate partner of Kooks Headers for over 10 years. GESi technical support staff and supply chain infrastructure has elevated Kooks to be on the forefront on the performance exhaust market. With High horsepower applications and strict emission standards the unsurpassed quality has been a positive reinforcement to our enduring company standards.




