Contact Us Institute Of Infectious Disease and MolecularChristle de Beer. Research Enterprise Manager. Responsible for IDM Membership, applications to IDM initiatives, IDM communications, and reporting. Office number WBN 1.11. Email address [email protected] Tel +27 (0)21 404 7666. Nobhongo GxoloEJ204 Subaru EngineThe Subaru EJ204 was a 2.0litre horizontallyopposed (or 'boxer') fourcylinder petrol engine with double overhead camshafts. The naturally aspirated E204 engine was initially introduced in the 2005 Subaru GD/GG Impreza and 2006 Subaru BL/BP Liberty as a more powerful alternative to the single overhead cam EJ202 engine, but effectively replaced the EJ202 when the GE/GH Impreza was released inEJ253 Subaru EngineSubaru's EJ2