exhaust Yasuni Cross HM yellow carbon fiber for Aprilia RX, SX, Derbi R, SM, Gilera RCR, SMT

Cross HM system from Yasuni for 50cc and 70cc engines. Excellent Yasuni quality, together with a wide scope for installation, this is a good choice for those looking for performance, but do not want maximum power. Performance-wise identical to the SPR3 and HMR2 system, but with outlet pipes on the cylinder in motocross style. The chart in Figure 2 provides a more detailed idea of the possible applications of the Yasuni Cross HM system. This tuning exhaust is equipped with a high-quality carbon / aramid silencers. All necessary parts are included. Adapts to different Derbi moped and Morini engine. 28mm diameter outlet