wa so headache ka? I think i will stay stock for my N16 auto tyranny.
so let me summarize the mods:
1.filter mod - Open pod or Cold Air Induction
2.Lighten cam pulley
3.Multi-size extrator as well as change the flow and piping size of exhaust
4.Lighten your car weight - throw away your spare

5.Bolt on turbo or supercharge it.
6.Lighter set of wheels n donuts
7.Reduce more weight for auto without Nismo super heavy bodykit
8.Do a transplant
9.Change from auto gb to manual gb
10.Remap ecu or use a after market piggy bag or ecu like e-manage ultimate