YAM WR125R'26 S/S ALUM MINI FACT-4.1 SLIP-ON MFLR 044485 Color:No Color We developed the PowerCore4 to

We developed the PowerCore4 to increase the horsepower and torque throughout the entire power curve and give you a noticeable power increase that is very usable and beneficial

expect an increase in power throughout the rev range and a big boost in the upper RPM

2 rolls of film and microfiber bag

With the Q4 you don’t need to hear the power

Strategic Ventilation: Partial mesh back provides airflow where it's needed most

YAM WR125R'26 S/S ALUM MINI FACT-4.1 SLIP-ON MFLR 044485 Color:No Color We developed the PowerCore4 toThe Factory 4. 1 RCT incorporates the latest in FMF Resonance Chamber Technology both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering moving the muffler closer to the motor to centralize mass. The Factory 4. 1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at