MUFFLER PC4 CRF250F S/A 4.5 Hydradri Apico’s engine plugs are stronger

Apico’s engine plugs are stronger than standard plastic engine plugs

Padded material around the vulnerable elbow areas

Very good compatibility with rubber

Chunks of rock and dirt mean business when launched by roosting tires

MUFFLER PC4 CRF250F S/A 4.5 Hydradri Apico’s engine plugs are strongerPowercore 4 Slip On Muffler Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding Aluminum construction and stainless steel Hi Flo end caps make for the perfect balance of performance and strength Removable spark arrestor included NOTE: Will not pass 2025 FIM sound regulation Specification End Cap Material: Stainless Steel Base