10k miles, Guhls, SP engineering exhaust 2.5 inch in diamter(maybe that lowers hp?) Everything else stock, what can i do to get 10 more hp with stock gearing. Meaning i want 10bhp not feel faster. even 5 horses. Please guys give me your inputs. Should I dyno it,tune it and ad a feul system in there? You're opinions will be will be appreciated.