Hypertech PowerStat Thermostat Features: Realize Full Potential Of Hypertech Power Tuning Replaces Factory Thermostat No Modifications Required Induces Less Heat Into The Intake Reduces Engines Tendency To Detonate Height: 2.50 Width: 3.25 Length: 4.50 Weight: 0.24 lbs Fitment: 2000/GMC/Yukon/Denali Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^2000/Chevrolet/Tahoe/Z71 Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^2000/Chevrolet/Tahoe/Limited Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^1998/GMC/Yukon/SLT Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^1998/GMC/Yukon/SLE Sport Utility 4-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^1998/GMC/Savana 3500/SLE Standard Passenger Van 3-Door/5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated^^1998/...