Precision EFI Stage 1R For Yamaha Sidewinder 998T (250HP Pump Gas)

STAGE 1R - 250 HP

ULTIMATE STOCK MUFFLER PACKAGE
250 HP PUMP GAS

If your goal is to keep the stock exhaust, this package is made for you!

​By replacing the stock air intake and increasing the boost level, we were able to achieve 250hp with the stock exhaust.

You can expect an insane throttle response with this kit while keeping it as quiet as possible.

kit include:

• Stage 1R Ecu reflash
• Precision EFI Air Intake

​We also suggest you upgrade the Blow Off Valve since we've seen numerous failures regarding this part.

​​Please take note that this power package requires the addition of some adjustable ramps in the primary clutch

​The Precision EFI knock system is included in all our reflash.