Product review (5 stars): Genuine Whirlpool part
The customer service rep at Whirlpool would not price match this part because she said it was third-party and would not come with the same warranty.  It came in a sealed box that said right on the outside Whirlpool Corporation Factory Certified Parts.  A friend and I were able to change it by using this video:

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My washer is slightly different from this in the front so it wasn't exactly the same but we were able to figure it out. The hardest part was getting the spring clamp back on.  This was a lot cheaper than ordering directly from Whirlpool and I had it overnighted for $9 (I'm a prime member so it might be more if you're not).