Nitrous Express 15035 Water/Methanol Injection SystemWater Methanol Injection System Water Methanol Injection System; Gas; Carbureted 4500 Flange; Stage 1; Wide Open Throttle Switch Activated; SPECIFICATIONS: WARNING CA Proposition 65 Message: Warning: Cancer and Reproductive Harm www. P65Warnings. ca. gov. FEATURES: Increases Performance With Or Without Nitrous Cools Incoming Air Charge Increases The Total Octane Effect Of Pump Gas Increased Timing = Increased Power And Torque Need For Timing Retard