Redcat.Toys 02031a Steel Polished Aluminum Exhaust Manifold for HSP & Redcat RC's
fits these Redcat models: LIGHTNING STR,SHOCKWAVE,TORNADO S30,VOLCANO S30,VORTEX SS
Also fits HSP Models HSP 94122/94166/94188/94108/94177
Check your manual.. if it uses 02031a this is your part