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Drive it!

Examine it!: Eco Tuning

With energy prices on the rise, long-distance drivers are looking for new ways to save on fuel.

Watch video 05:52

We take a look at two potential ways to boost fuel efficiency. Chip Tuning, or Eco Tuning, promises up to a 20 percent reduction in fuel consumption and can be cost-effective in the long-term. It's not a good idea for brand new cars though as engine modification voids the guarantee. Installing a start-stop system is not advised as the internal wiring could catch fire, putting lives in danger. No reputable garage will agree to carry out the procedure. Our experts warn drivers to stay well away.