The Zytek Z11SN is an LMP2-class racing car built by Zytek Engineering since 2011. Powered by a 4.5-litre Nissan V8 engine, it is an evolution of the Zytek 07S and the Zytek 09SC, updated for the new Le Mans Prototype regulations that were introduced in 2011. It was predominantly used in the European Le Mans Series and the 24 Hours of Le Mans, and a Greaves Motorsport-entered Z11SN won the LMP2 categories of both contests in 2011. In 2014, Jota Sport won the LMP2 category of the 24 Hours of Le Mans with a Z11SN.

Gibson Technology is an automotive and motorsport company based at Repton, Derbyshire, England. It was founded by Bill Gibson as Zytek Engineering in 1981.