You'll find a really comprehensive selection of oils and lubricants for your Citroen at Opie Oils
PSA B71 2290 Citroën engine oil specification introduced in 2009. B71 2290 is a low-SAPS oil intended for engines with diesel particulate filters and with Euro 5 emission standards. General specifications are: ACEA C2 or C3 with additional Peugeot-Citroen tests. Described by Peugeot-Citroen as "Synthetic Anti Pollution 5w-30" engine oil and equivalent to Total Activa Total Quartz INEO ECS.
PSA B71 2294 Citroën engine oil specification introduced in 2009. Main specification: ACEA A3/B4 with additional Peugeot-Citroen tests.
Citroën engine oil standard for engine before MY 1998. General specification: ACEA A2/B2. Can be used in place of Total Activia Total Quartz 5000 15w-40
Citroën engine oil specification introduced in 2009 - synthetic oil with 0w-30 or 5w-40 viscosity. General specifications: ACEA A3/B4 + additional Peugeot-Citroen tests. Oils in this section can be used in place of Total Activa Total Quartz 9000 0w-30 / 5w-40 as appropriate.