Haven't got a race kit ignition?                 Rev limiter getting in the way?

These VTAC modified ECU's are overclocked by approximately 10%, increasing your rev limit by 10%.  This will give you far more over rev in each gear so less need for gear changes.

 

Vtac Modified ECU’s - £95 (exchange)

   
Honda Kawasaki
CBR600 (92-02) ZX6R (carb) 
CRF250 (03-on) ZX6R (inj)
  ZX636 (inj)
   
Suzuki Yamaha
GSXR600 (97-00)

R6 (99-05)

GSXR600 inj R1 (98-03)
GSXR600 (05)

YZF250/WR250

GSXR1000 inj