DDM Dominator V2 Pipe with X-Port for HPI Baja 5b 5t Developed through months of extensive in-house testing and prototyping, and custom-designed for maximum RC performance. Gives snappy low-end response, yet still offers unmatched top-end performance! The DDM Dominator pipe features top-quality steel alloy construction, flexible header coupling, ultra-sturdy adjustable mounting system, and jaw-dropping high polished show chrome finish. Weight is approx 1.65 pounds. Pipe is covered by lifetime warranty against manufacturing defects from DDM.