Whirlpool Water Filter Replacement. Fridge Filter # 2. W10413645A. Easy DIY.
Quick video showing how to replace the water filter in a Whirlpool refrigerator. Fridge model is W10749399 but similar on many models. Filters can be purchased on Amazon, or at a big box store of your choosing.
Link to where I purchased my filter: https://amzn.to/3B7MB4z