New from Muzzys – reflashed ECUs for the Polaris RZR XP 900. The internal programming has been modified to extend the rev. limit and raise the speed limit. The fuel and ignition maps have been optimized to take full advantage of the Muzzy RZR XP-900 exhaust. This is a must have performance upgrade for all RZR XP-900 owners.
Send in your ECU for a quick turnaround time or pay the refundable core charge for immediate delivery.
*refundable core charge of $425.00 applies for immediate delivery