Proflow Exhaust Collector Slip On Steel Header 12in. x 2-1/2in. Primary To 4-1/2in.

Pull your primary tubes together for collective power with these slip-on collectors. These units are completely TIG-welded from 304 stainless steel or black coated mild steel and offer less turbulence and improve exhaust flow rates, all at an affordable price. 12" length.