California Air Resources Board

Sinister Manufacturing Company, Inc., DBA Sinister Diesel Case Settles for $651,450

On December 28, 2015, Sinister Manufacturing Company, Inc., DBA Sinister Diesel and MKM Customs (collectively “Sinister”) settled its case with the Air Resources Board (ARB) involving the company’s diesel performance parts not exempted from California’s anti-tampering laws.  The settlement includes $651,450in penalties, for violating air quality regulations, to the California Air Pollution Control Fund, which provides funding for projects and research to improve California's air quality.  Furthermore, Sinister agreed to a buyback program covering all the diesel performance products illegally sold, in addition to the civil penalty.

Sinister manufactured, offered for sale, and sold a variety of diesel performance parts during the past several years.  ARB determined a number of such parts were illegally sold in California, violating California’s anti-tampering laws, including egregious emission control defeat devices such as tuners, EGR delete kits, and DPF delete devices.  Sinister has agreed not to install, sell, offer for sale, or advertise in California any aftermarket part in violation of the California’s anti-tampering laws, California Code of Regulations, title 13, section 2220 et seq.

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