ERR3340 is an extremely popular oil filter.
It was fitted to all Defenders from 1983 through to 1998 - that includes Turbo Diesel, Naturally Aspirated, 200TDI, 300TDI and V8 Petrol Models.
It was also fitted to Discovery 1 and Range Rover Classic V8, 200TDi and 300TDi.
This oil filter was fitted to V8 models of Discovery 2 and Range Rover P38.