Diesel Exhaust & Emissions, best known as DEE, is celebrating 50 years in business. Founded by the Ostrander family in 1968 to provide turbo retrofits, the company grew to encompass diesel engine repair, cleaning and retrofitting.
Today, DEE is well regarded throughout California and the northwest for its superior diesel exhaust and emissions equipment care. We work on public and utility fleets – from trucks to metro and school buses – as well as independently-owned vehicles. DEE technicians have been with the company for decades delivering the depth and breadth of experience you want for your equipment. And should a turbo retrofit be in your future, we have the service diagnostic expertise and OEM parts you need.
When it comes to engine care, entrust your equipment to the company with half a century of experience – DEE.