321Prize are giving you the chance to win a whole host of prizes including an Audi A3, Playstation 3 and cash. Register your details and enjoy lots of marketing related offers and emails to take part (beware of any timeshares). There's a daily competition too. Closes: 31st May 2008
Here's your chance to test your driving skills and win a prize. Take part in the Autoglym racing challenge game and see if you can top the leaderboard. The top player each month will win an Autoglym rucksack full of Autoglym goodies. Closes: 31st May 2008
Best of The Best have reviewed their competitions and are making their tickets cheaper! This month they are giving you the chance to win either a Ferrari F430, Porsche 997 Turbo, Bentley Continental GT Mulliner, Lamborghini Gallardo and others in their super Super car competition! Tickets range from £10 to £20, but you can take advantage of the 3 for 2 offer. Closes: 31st May 2008
Play the games at Candystand and you could win fantastic prizes. Up for grabs is an ultimate track day experience. Be registered and get a high score to enter the competitions. Closes: 30th September 2008
Car Magazine (GC) are giving you the chance to win an official Porsche Driving Experience! You'll be offered one of the first places at a new facility being built at Silverstone in the UK. Log in/register and answer the question to enter the prize draw. Closes: 2nd June 2008
Get all revved up with your chance to win a SEAT Leon FR car with Casio Racing. PLUS win tickets to a 2008 BTCC race meeting of your choice. To enter the prize draw, correctly answer the question and complete your details! Closes: 21st September 2008
Castrol are giving you the chance to win a passenger ride in Ford's Focus RS World Rally Car plus tickets to the Castle Combe Rally day! Answer the questions and send in your details to enter the draw. Closes: 31st August 2008
To celebrate the book Children of the 23rd Century by Mel Hogan, you have a chance to win a fantastic open top mini. All you have to do is answer the question and send in your details to enter the prize draw. You might need to read the book to be able to answer. Closes: 18th May 2008
The new C5 is as dynamic as it is distinctive and this is your chance to win the C5 2.0 HDi Exclusive Saloon. All you have to do is send in your details to enter the prize draw. Only one entry per person is allowed. Thanks to hcloete. Closes: 19th January 2009
Classic Bike are giving you the chance to win a lovingly-restored 650cc Triton motorcycle- from one of their restoration projects. Log in/register and answer the question to enter the prize draw. Aimed at motorcycle enthusiasts Closes: 1st June 2008
Clover are giving you the chance to win a £35,160 Campervan and 299 other prizes in their latest on pack promotion. To enter online you will need a code from a pack of butter. A NPN email route is available to NI residents only. Closes: 21st July 2008
Dorset Cereals are giving you the chance to win one of three County 110 Land Rovers each with a £500 voucher to spend with The Seaside Company, 500 second prizes of a pair of Dorset Cereals deckchairs each with a sandcastle kit consisting of a bucket and three tools. You can enter once a week via a NPN email entry route! Closes: 30th May 2008
GQ are giving you the chance to win a win a track day in a high-powered Lotus or Porsche sports car. Answer the question and send in your details to enter the prize draw. Thanks to gkynaston. Closes: 2nd June 2008
All Golfs occupy a special place in UK buyers' hearts, and none more than the GTI. It's sophisticated and sleek and everyone wants to own one - here's a chance to win one. Be registered and send in your details to skate in to the prize draw. Closes: Unknown
Great Escape Classic Car Hire are giving you the chance to win a 24hrs use of Jaguar XJS convertible. Just tell them why you want to drive our Jaguar XJS convertible in the Cotswolds and you could wiin the keys for 24 hours. Open Worldwide. One entry per person. Closes: 5th June 2008
Long List