+3 190° Thermostat for 6.5l Turbo Diesel 1996-2002 Chevy GMC 131-103 KB-131-103 $40.95 In stock Quantity: 1 Add to Bag Product Details Cross Reference:: 131-103, 12559336 New Genuine 190° Thermostat keeps your 6.5l running at the optimal temperature. Fits: 6.5l 1996-2002 Chevy GMC 2500/3500 Save this product for later Favorite