









💧 Stay ahead of fuel issues—detect water before it slows you down!
The KPALAG Diesel Water in Fuel Sensor with Drain Valve is a precision-engineered replacement part designed for 2001-2011 GM 6.6L Duramax engines. Featuring a 12-point nut for direct, hassle-free installation, it detects water contamination in diesel fuel and sends an electrical alert to your vehicle’s ECU or dashboard. Compatible with Chevrolet Silverado, GMC Sierra, and other GM trucks, this lightweight sensor ensures optimal fuel system performance and protects your engine from water-related damage.




| Brand | KPALAG |
| Product Grade | Performance Part |
| Vehicle Service Type | Truck |
| Item Weight | 1.41 Ounces |
| Manufacturer | KPALAG |
| Automotive Fit Type | Vehicle Specific Fit |
| Model | Water in Fuel Indicator Sensor |
| Item Weight | 1.41 ounces |
| Package Dimensions | 6.65 x 4.09 x 2.2 inches |
| Item model number | KP12639277 |
| Exterior | No |
| Manufacturer Part Number | KP12639277 |
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