Out-board engine performance part
TUNER
Bob's Machine Shop
2.0, 2.4 & ,2.5 Liter Only
Fits all Yamaha V6 carbureted, EFI, HPDI and 3.1 & 3.3 liter ( '97 - current ).
Improves bottom-end, mid-range, and top-end.
Approximate HP increase, 7-12.








