+1 for hks turbo kit My car drives like a normal v35 until 3k rpm then hold on In saying that I would recommend supercharger as turbo is a pain in the ass start to finish as I'm sure Scotty would agree. Kinetix velocity manifold transgo and decent hi flow cats with uprev is the way to go if you're sticking NA and I found the K&N panel filter gained 5kw before I went FI