Proton is touting the fuel efficiency of its cars with the 1-Tank Adventure, a competition to see how far owners can travel in a single tank. The national carmaker is holding five regional rounds from July 17 to August 1 in the East Coast, Central, Northern and Southern regions as well as East Malaysia. The winners in each round will take part in the final round stretching from Kulai to Penang, on August 4 and 5.

The company also promises an adventure along the way with the exploration of cultures, food and historic views, together with celebrities and media participants. Winners will be able to take home prizes worth more than RM100,000. Cars eligible for participation are the Saga 1.3 CVT built from September 2016 onwards, the Iriz 1.3 CVT from September 2014 onwards and the Persona 1.6 CVT from August 2016 onwards.

To participate, post a photo of your car on Facebook on Instagram with the caption, “I want to participate!” and tag @ProtonCarsOfficial (Facebook) or @ProtonCars (Instagram). You will also have to hashtag the model you’ll be participating with as well as the region you’d like to take part in. Once posted, email a screenshot of the post to together with your particulars.

Closing date for entries is July 10 at 12:00 pm. More information and terms and conditions can be found on the official Proton Facebook page.