Product group tests

Filling a diesel with petrol can be a costly error. We look at the best kit to stop you doing it

A built-in hands-free set-up is the most convenient solution for in-car phone use. We name the best from eight

After a year of testing, we present 2008’s must-have best buys.

Stumped at what to buy the car nut in your family this festive season? Our final festive guide picks five of the best car-friendly gadgets around

Stumped at what to buy the car nut in your family this festive season? Part three of our festive guide picks five top driving days

Stumped at what to buy the car nut in your family this festive season? Our fifth festive guide picks the best books and entertainment

Stumped at what to buy the car nut in your family this festive season? Our first festive guide picks five of the best sat-navs around

Stumped at what to buy the car nut in your family this festive season? Well there's plenty of toys for car nuts out there. We pick five of the best.

Drivers who prefer to use a traditional road atlas rather than sat-nav still have lots of choice – and we pick the best from 12 top products

Media players that can handle both films and music are great for kids in the car. We put eight to the test...

More and more car stereo head units let you plug in your iPod – but which is the best option? We choose from 12 top systems...

You can save money by changing your car’s oil and filter yourself, but you need a specialist tool to do it. We pick the best from 12.

Lock grip pliers are a toolbox must for any car DIY fan. But which ones should you go for? We test 12 sets.

Which boot and seat tidies sort your in-car clutter best? We test 12.

Kicking the tyres won’t reveal the hidden secrets of a used car. Data checks should – we pick from eight.

Which booster pack is the best to keep in your boot? We test 12