Most recently answered performance questions

There are a number of what look like reputable companies advertising simple-to-install electronic upgrades that are claimed to increase the power output and economy of turbo diesel engines. They also claim...

I recently enquired about a BMW 635csi Highline for sale in Liverpool. I have been in contact with the seller about the car and have asked him any problems wrong with it. I first rang him last weekend...

I have read that the new Volkswagen Polo is not a lot smaller than the Golf, but a fair bit cheaper. I was considering a Golf, but this buyer's guide recommends that I take a look at the Polo as well....

I have an N-reg Peugeot 405 TD and for the past week the car has got a lot quicker, but this has come with a noise during boost. What would you say it was?

My car came with 185 tires. If I exchange them for wider tires such as 205s, will I be able to achieve shorter stopping distances? What about road holding? Will I sacrifice fuel consumption?

I'm in the process of choosing my new car. I definitely want a four-wheel drive because I like to drive to the mountains in wintertime. My primary concern is great handling of the car for fast cornering....

I am finally in a position to indulge in a two-seat sports car and would welcome your advise regarding the best Nissan 350Z version to buy. I could get a high mileage (50,000) 2008 GT version for about...

Should I buy the new BMW 520d SE Saloon or the Jaguar XF?

Which model of Volkswagen Scirocco would you go for? Is the 1.4 a bit underpowered?

As much as I love the comfort of the 520i BMW, it has a thirst greater than Dean Martin! I have decided, therefore that it has to go. I drive about 11,000 miles a year, a combination of town and motorway...