Quote:
Originally Posted by KRAM36
Intake: +20hp to 25hp depending if you go full intake mod.
Exhaust: +15hp cats on headers, cat delete pipes and a proper muffler.
UDP: +5hp
Tune: +15hp
On the low side 55hp increase the 2003 Boxster S 258hp = 313hp.
|
???What? You can't add hp by each mod. It doesn't work that way