/Eras/Audi Sport Competition Cars R Era / R18, RP1 (R18 TDI LMP1 – 2011-2012) R18, RP2 (R18 ultra LMP1 – 2012) R18, RP2 (R18 e-tron quattro LMP1 – 2012) R18, RP3 (R18 e-tron quattro LMP1 – 2013) R18, RP4 (R18 e-tron quattro LMP1 – 2014) R18, RP5 (R18 e-tron quattro LMP1 – 2015) R18, RP6 WEC Spec (R18 e-tron quattro LMP1 – 2016) R18, RP6 Le Mans Spec (R18 e-tron quattro LMP1 – 2016)