Restating Pete's post with additional information for clarification purposes:
35i and 35is uses the same N54 engine (I6 single scroll twin turbocharger)
The 30i uses the N52 engine (I6 naturally aspirated)
The 28i uses the N20 engine (I4 twin scroll single turbocharger)
Last edited by CedarZ4; 04-12-2014 at 09:45 PM..
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