AIMING to expand its fleet of environment-friendly vehicles, homegrown utility vehicle major Mahindra & Mahindra plans to introduce an array of alternative fuel variants including CNG and hybrid versions of its flagship SUV Scorpio, besides plans to introduce electric vehicles. M&M launched a CNG variant of its one tonner pick-up vehicle Bolero on Thursday, priced at Rs 5.42 lakh (ex-showroom Delhi). The vehicle will offer 40% saving on operating cost compared to a similar diesel vehicle. The company has already launched CNG variants of its Champion and Alfa three-wheelers in the market. M&M marketing vice-president Vivek Nayer said: "As an automotive company, we are exploring all options and over time new vehicles with alternative fuels should happen. We have undertaken a sustainable mobility solution programme to explore various fuel options