Stainless steel exhaust manifold without pitot tube without welded throttle (open design). Suitable for Derbi Senda, Aprilia SX, RX and Gilera RCR, SMT. For all Aprilia and Derbi DRD Racing and Limited Edition this manifold is the best possible option as a replacement part because the exhaust is only available as a complete system (OEM Piaggio: 867397). The manifold is not offered individually as a replacement item. No choke pipe or restrictor. To put back to fully restricted condition item IP37896 is required (available separately). Delivery as shown.