FWIW, will the update to the OEM nav system tell you about traffic delay's ahead, re-route you if it can or tell you that you are still on the quickest route even with the delay ahead ?
Sorry but I can't see wasting money on the OEM maps when a Tom Tom has free life time updates.
213,000miles 5/2012 ej257 short block, 8/2011 installed VF52 turbo, @20.8psi, 280whp, 300ftlbs. CHECK your oil, these cars use it.
Engine Build - Click Here