CDTi is the emissions technology leader - reducing exhaust emissions from on- and off-road engine applications.

CDTi globally deploys advanced exhaust catalyst technologies to reduce harmful exhaust emissions from light-duty gasoline, heavy-duty diesel, natural gas, bio-fuels and other applications. With over 30 years of emissions control experience, we supply award-winning emissions control technologies to leading OEMs and the aftermarket.

We offer a field-proven portfolio of advanced emissions control systems that comply with emissions regulations and set new standards for performance and durability - including exhaust catalysts that reduce or eliminate the need for costly PGMs.

With operations in the United States, Canada, the United Kingdom, France, Sweden and Japan, CDTi can provide you with global perspective on solutions to reduce harmful exhaust emissions.

CA Senate Award frost sullivan award


ISO 9001:2008
ISO/TS 16949:2009
ISO 14001:2004