Complex sentence: The Nexcel oil cell is an easy-to-change unit containing both engine oil and filter, designed to reduce tailpipe CO2 emissions, to improve vehicle servicing and to increase the recycling of used oil for road cars of the future.
Split into simpler sentences: The Nexcel oil cell is an easy-to-change unit containing both engine oil and filter. It's been designed to reduce tailpipe CO2 emissions, to improve vehicle servicing and to increase the recycling of used oil for road cars of the future.