Transmission fluid temperature is the single biggest contributing factor to the lifespan of your automatic transmission. Having an accurate, realtime measurement allows you to know when to downshift or when to take your foot out of it. Whether you're towing or simply trying to harness the power of a built or boosted motor, AutoMeter's Digital Stepper Motor Trans Temp Gauge will give you the most accurate possible measurement for the exact temp of your trans fluid. AutoMeter's most advanced 1/8” NPT temperature transducer is included as well as a direct plug in wiring harness for ease of installation. An optional trans cooler line manifold is available for another easy installation option.Features: Modern white LED through-the-dial lighting provides clear visibility during nighttime use Gauge kit includes 1/8” NPT temperature sender, 3/8” and 1/2" NPT adapters, wiring harness, mounting hardware, and detailed instructions for installation Includes data acquisition grade temperature sender, providing unmatched accuracy and durability even in the harshest environments AutoMeter’s race proven digital stepper motor electric instruments provide unmatched accuracy while keeping hazardous fluids outside of the vehicle The accuracy of digital stepper motor gauges is further increased by utilizing a self calibration sequence during power up Product Description: 2-1/16" Transmission Temperature Gauge, 100-260°F, Ultra-Lite IiPit Stop USA offers Auto Meter 2-1/16" Ultra-Lite II Electric Transmission Temperature Gauge - 100-260° 4957 at low everyday prices. Be sure to check out all our products from Auto Meter including Auto Meter Electric Transmission Temp Gauges and Auto Meter Transmission Temp Gauges.