Brits up and down the nation have been warned not to forget one crucial item next week before getting behind the wheel.

As the UK braces for a , with temperatures expected to exceed , drivers are being urged to take extra precautions before hitting the road. The sweltering temperatures can quickly turn a car journey into, at the very least, an uncomfortable experience, and at worst, a potentially dangerous one if the right steps aren't taken.

Car experts from have helpfully given some advice for motorists to be prepared during the . The pros recommend , planning your route in advance and keeping up to date with traffic news on the day of your journey.

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"When it comes to driving, you can never be too prepared," EuroCarParts warned. "Make sure you know the route you are going to take and keep up to date with traffic news on the day, so that you can be composed in the chance that you have to detour. Keep the car stocked up with food, drink, and entertainment for any passengers, whether that is music, tablets, in car DVD players or books. The last thing you need on top of the hot weather, is to get hungry or bored on a long car journey."

Another crucial step to take before heading off is ensuring that your system is functioning properly. It's not just a comfort feature — as air con can be vital for keeping both people and pets cool. Experts advise testing your air con a few days before any long journey.

"A quick test a couple of days before any long road trips should be enough to establish whether everything is ticking order," EuroCarParts explained. "If your air con is making unusual noises or emitting bad smells, it might be a sign that it needs attention from a professional."

is another essential task to undertake before setting off. "Just like us, your car needs to stay hydrated, whether that's with engine oil, windscreen wash or engine coolant," the experts added. "Make sure that everything is topped up, including the water level in the coolant reservoir, and that your engine is cool before you set off. Doing this will avoid an unexpected breakdown or pullover for fill-ups."

during the summer months, and experts recommend always carrying a driving-specific pair of sunglasses in your car. But perhaps the single most important item to carry in your car during a heatwave is a . Dehydration can set in quickly in high temperatures, leading to drowsiness and sluggishness behind the wheel.

EuroCarParts explained: "Feeling drowsy and sluggish is more likely once the warm weather hits, so be sure to take extra precautions to prevent this whilst you are driving. Always take a bottle of cold water into your car so you can remain hydrated. If you take medication, be sure to check the side effects before driving, so that they are not going to further increase your risk of drowsiness. If you do start to feel drowsy or tired whilst driving in the hot weather, pull over and rest before continuing on the roads."

With a just around the corner, these simple steps can help ensure your safety and comfort on the road. Above all, don't forget that bottle of cold water — it could be the most important thing you carry in your car in the coming weeks.

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