Mishimoto MMTS-VR6-93L Volkswagen Golf/Jetta / Passat VR6 Racing Thermostat, 1993-2004 Fits the 19932004 Volkswagen Golf/Jetta/Passat VR6 Lower activation temp allows coolant to flow through the engine earlier Maintains lower temperatures and extends engine life Mishimoto Activation: 160F (71C) / OEM Activation: 176F (80C) Mishimoto Lifetime Warranty