MISHIMOTO MMTS-GTI-99 VW GTI 1.8T Racing Thermostat, 1999-2005 ymm_7 Number of spline teeth: 23

Number of spline teeth: 23

Aluminum Tank

Developed to be used in conjunction with the Akrapovič Slip-On Line (Titanium) and the Evolution Link Pipe Set (Titanium)

Fully machined speed sensor port

MISHIMOTO MMTS-GTI-99 VW GTI 1.8T Racing Thermostat, 1999-2005 ymm_7 Number of spline teeth: 23Description MISHIMOTO MMTS GTI 99 VW GTI 1. 8T Racing Thermostat, 1999 2005 The Mishimoto racing thermostat for the 1999 2005 Volkswagen GTI 1. 8T is designed to promote greater cooling efficiency in both stock and modified GTI models. Once the engine is fully warmed up, this thermostat opens at a lower temperature than standard thermostats, allowing coolant to flow through the engine sooner. This helps to reduce and maintain cooler engine