CAP.L Regulatory News (CAP)

For immediate release 11 November 2011

Clean Air Power Ltd

("Clean Air Power" or "the Company")

US Vehicle Conversion Order Win

Clean Air Power (AIM: CAP), the developer of Dual-Fuel™ combustion technology that enables heavy-duty diesel engines to operate on a combination of diesel and natural gas, is pleased to announce a new order in the US.

The order is from Bestway Express for 16 Dual-Fuel™ system installations in the US in which Clean Air Power's technology will be applied to a Caterpillar 410 horsepower C12 engine. The solution uses a legacy product within the Company's product range which is now able to be sold in the US due to recent changes in US emissions legislation

The Company expects that the niche opened by this recent legislation change will provide further sales opportunities in 2012 and support the development of a mass market products for the US and the recently announced commencement of production in Europe.

Commenting on the order, John Pettitt, CEO of Clean Air Power, said:

"We are delighted to be able to re-enter the US market which historically has been the most successful for Clean Air Power. Awareness and demand for natural gas vehicles is high in the US and the abundant domestic gas supply provides both financial and energy security incentives for US operators to adopt our technology."

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Notes to Editors

About Clean Air Power

Clean Air Power is the developer and provider of Dual-Fuel™ combustion technology for heavy duty diesel engines. Dual-Fuel™ engines substantially cut fuel costs and carbon emissions without sacrificing the original engine's characteristic efficiency or reliability. Clean Air Power is well positioned to assist corporations and governments to deliver on their environmental commitments while at the same time reducing transport operators overheads.

About Bestway Express

Since its founding in 1981, Bestway Express has prided itself in the ability to deliver world-class customer service. Headquartered in Vincennes, Indiana, Bestway is strategically positioned at the Crossroads of America. "We are a company dedicated to safety and service. Our focus is always on the big picture and the customer's bottom line, " declares Pat McCormick, Chairman of Bestway Express.

Bestway is a family owned and operated company that actively manages a modern fleet of 300 power units and 800 dry van trailers. State-of-the-art satellite tracking and communication systems ensure safety and timely service to our customers. Several value-added services are provided through our partners: Bestway Logistics, LLC, KMA, LLC, C&S Transportation Services, LLC and Paragon Management Group, LLC. Whatever the need, the Bestway team works hand in hand with customers to develop customized transportation plans that best suit their logistical needs.