Originally Posted by fastfood98

I gained about 15HP max, 11 HP average.

Max HP
pre tune: 275 @7,082 rpm
after tune: 290@7385 rpm

Average HP
pre tune: 205
after tune: 216

I wanted to post the Dyno sheet but do not know how to do it.
Mods were not changed before and after the tune:
Topseed catback - simila to HKS design
K&N filters (Stock drop ins).