Contract Win

For immediate release 2 April 2012

Clean Air Power Ltd

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

Contract 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 delighted to announce that the Company has received a significant Genesis Edge Systems order from a European operator.

Clean Air Power are developing a variant of the existing Genesis Edge Dual-Fuel™ system and, following a successful trial, will deliver a minimum of 50 systems under the agreement in 2012. The development contract and the system sales will be worth approximately £800,000, on the basis of the minimum order volumes as above. The operator concerned has been running a number of trucks fitted with the Genesis Edge system since 2009.

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

"There is a growing recognition that heavy duty trucks, using Dual-Fuel™ technology are able to replace the majority of their diesel consumption with natural gas which is a clean and abundant fuel. This order is further indication that natural gas is an increasingly important fuel for truck operators."

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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.

Further information is available at cleanairpower.com