HAUERTZX 28mm Exhaust Muffler Silencer Pipe Assembly for CRF50 CRF70 XR50 50cc 90cc 110cc 125cc Taot (missing parts) is up for auction in Automotive. The current bid is $1.00, 96% below the $26.38 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.