Smith recommends some used cars with ESC fitted as standard. Team test of the Suzuki Swift Sport. Jonny tests sat-navs at three price levels. Vicki attends the Monaco Motor Show and drives the Fisker Karma on the Grand Prix track as well as a Hunton XRS 43 powerboat. Week 4: Tiff takes to the Italian F1 circuit in the hope of qualifying for the Lamborghini Series, and the team reports whether different types of petrol affect a car's performance. Week 5: Team test: Mini Cooper convertible. Tiff tries drifting with new Bentley Continental GT. Vicki goes to Gordon Murray's home to see his history of designing and presents his first electric car, the T27. Jason goes to Iceland to drive formula off-road with 2009 champion Hafsteinn Thorvaldsson. Jonny learns how to wash a Rolls-Royce Ghost EWB. Week 6: Tiff celebrates the Ferrari F40's 25th birthday, Jason pits the Mercedes C63 AMG Black Series against its BMW rival and Vicki drives a new Land Rover. Week 7: Jonny takes a behind-the-scenes look at the Isle of Man TT motorcycle race with John McGuinness, and the Subaru BRZ sports car is tested around the circuit. Tiff searches for his top three car racing games, Vicki tests the Renault Twizy, and the team test the Ford Focus Ecoboost 1.0 to see if it's more powerful than the 1.6 version. Week 8: Jonny examines the new Ferrari California, while Vicki explores the world of motorbike speedway in Denmark. Week 9: Jonny heads to Sweden for an American car show, Tiff tests the KTM X-Bow R trackday car, Jason explores affordable ways to upgrade a car stereo for better sound, and Vicki relives her karting memories with a race. 2013 (Series 22) Week 1: Vicki in the new Porsche Boxster S against a jet plane, Tiff tests the difference between used and new tyres. Jonny goes to Trollstigen to test Ford Focus ST. Jason tests Audi S8. Week 2: Jason tests the brand new Pagani Huayra, Tiff tests the new Porsche 911 cabriolet to find out if it's quicker than the Audi R8 Spyder. Vicki tests a super car off roader. Johny reveals the three classic cars that could be a better investment than gold. Week 3: Vicki in the brand new Porsche Panamera GTS against the all-new Mercedes CLS 63, both cars are tested to the limit. Jason tests a brand new supercar made