Peterbilt Motors Company announces the availability of the new 2013 Cummins Westport ISX12 G natural gas engine. Since 1996 Peterbilt has been manufacturing trucks featuring liquefied natural gas (LNG) and compressed natural gas (CNG) fuel systems solutions for over-the-road, regional and vocational applications. “With growing demand for natural gas engines, we are pleased to add the Cummins ISX12 G to our natural gas lineup,” says Bill Kozek, Peterbilt general manager and PACCAR vice president. “The pairing of the dedicated natural gas engine with Peterbilt provides customers exceptional fuel economy with an environmentally-friendly, domestically-sourced fuel that helps lower operating costs.” Peterbilt has been providing natural gas vehicle solutions for over-the-road, regional and vocational applications for over 15 years and is the market share leader. Based on the Cummins ISX12 diesel engine, the ISX12 G is both Environmental Protection Agency (EPA) and California Air Resources Board (ARB) certified. The ISX12 G will not require a Diesel Particulate Filter or a Selective Catalytic Reduction system. Available in August 2013, the new ISX12 G engine features spark ignition technology, a 3-way catalyst, and will be available with a maximum 400 horsepower and max torque ratings of up to 1,450 pounds. About Peterbilt Motors Company Based in Denton, Texas, Peterbilt Motors Company combines a global reputation for industry leading design, innovative engineering and fuel efficiency solutions, with superior quality to engineer a truck that stands as the “Class” of the industry. Through its 270-plus North American dealer locations, Peterbilt also provides a comprehensive array of aftermarket support programs to complement its full lineup of on-highway, vocational and medium duty products, including alternative fuel vehicles. Customers enjoy industry leading service and support, including preventive maintenance plans, expedited QuickCare services, automated parts inventory replenishment and 24/7 complimentary Customer Assistance through 1-800-4-Peterbilt. For more information about Peterbilt, visit www.peterbilt.com. Peterbilt is a PACCAR Company, traded publicly on the NASDAQ as PCAR.