FUEL PRODUCTS

Liqui Moly

4T Bike Fuel

Additive £7.99

Claimed to increase performance, remove deposits from the fuel system and reduce fuel consumption, this gets good reviews online with reports of crisper throttle response and even running. www.sportsbikeshop.com

Amsoil Octane Booster £7.48

One 118ml bottle will treat up to six gallons/26 litres of fuel and reduce knock by, according to the bumph, increasing the effective octane rating by a factor of three. It also promises to improve low-speed engine power and performance. www.demon-tweeks.com

Motorex Fuel Stabiliser £7.99

Designed to be added to a full tank of fuel before the bike is laid-up over say winter, this prevents the fuel from gumming up carburettors or injection systems and when the bike emerges from hibernation, it just burns off. www.demon-tweeks.com