NOTE:APPROVED ONLY WITH ACC044A1 CATALYST INSTALLED The Mivv slip-on exhaust is born from the maximum attention to design with the aim of satisfying those who also want to distinguish themselves through the look of their own motorcycle. The MIVV Mover exhaust is easily installed and guarantees more power, more torque and less weight. The Mivv Mover exhaust is oval in shape and has a Hpp material cover giving your scooter an inimitable aesthetic look and an unmistakable Mivv sound. The exhaust is available in stainless steel and with a black finish achieved by means of a special ceramic paint. This gives the exhaust a Black Moon effect. Mivv Mover can have a catalyst and thanks to this the exhaust is approved according to CE/ECE standards.Noise emissions ec approval:ECE approved (Euro5).Gas emissions ec approval:ECE approved if optionally catalysed (Euro5).Optional catalytic converter kit:removable kat ACC.044.A1 // ´´K´´ in place of ´´L´´.PIAGGIO 300 VESPA GTS 300 2021 > 2024.Vehicle Euro classification:Euro5.