FMF Factory 4.1 RCT Stainless Steel & Aluminum Exhaust Muffler with Carbon End Cap Kawasaki KX250 Size:Default title The level of ventilation of

The level of ventilation of a back protector determines its comfort and

GP-style megaphone Slip-On Line for race-oriented performance

Integrated MOLLE system

02 kg vs OEM

FMF Factory 4.1 RCT Stainless Steel & Aluminum Exhaust Muffler with Carbon End Cap Kawasaki KX250 Size:Default title The level of ventilation ofFMF Factory 4. 1 RCT Stainless Steel & Aluminum Exhaust Muffler with Carbon End Cap Kawasaki KX250 The FMF Factory 4. 1 RCT Slip On Exhaust Muffler is designed for the Kawasaki KX250F (2025 2026) and KX250X (2025 2026). Featuring FMF Resonance Chamber Technology (RCT), it delivers significant horsepower and torque gains throughout the RPM range while reducing overall weight. Its Factory Forward Engineering positions the muffler closer to the engine to