Here some sites to help

http://www.aviva.co.uk/car/

http://www.moneysupermarket.com/car-insurance/

http://www.gocompare.com/car-insurance/

http://www.comparethemarket.com/car-insurance/

http://www.confused.com

http://www.uswitch.com/car-insurance/

Don't forget find the best deal with these brokers and then ring the cheapest to get a better deal

HAPPY SAVING