The new Turbonetics’ Evolution redefines performance for externally mounted boost control. Utilizing the latest technology in flow design and materials, the Evolution features an investment cast 304 stainless body (designed with computer flow analysis), “Nitronic 60” stainless steel one-piece valve, rolling type diaphragm and polished aluminum cap.
Nearly 25% smaller than the DELTAGATE it is sized to fit into the tightest turbo systems. Fitted with a rolling type diaphragm and floating valve seat it is equipped to comfortably handle 400+ HP and out flows the competition by almost 20%. New for 2009 - adjustable set screw in wastegate cap now standard. Flat top design is now discontinued.