Please contact us with any questions about our products or the latest developments in diesel emissions regulations in your area.  Call or fax us with the information below or click on the inquiry links on the left.

Head Office:
725 North Cypress Street
Orange, California 92867
Tel: +1.714.782.7107
Fax: +1.866.737.4803

General Email: info@dieselemissiontechnologies.com

Regional Offices:
Oakland, California
Tel: +1.510.764.1358
Email: oakland@dieselemissiontechnologies.com

San Diego, California
Tel: +1.619.567.6897
Email: sandiego@dieselemissiontechnologies.com

Houston, Texas
Tel: +1.281.404.9326
Email: houston@dieselemissiontechnologies.com