Defensive lineman Zach Sieler and the Miami Dolphins have agreed on a three-year contract extension worth up to $67.75 million, including $44 million guaranteed.

Zach Sieler ended a low-key negotiation, signing a three-year extension worth up to $67.75 million, including $44 million guaranteed, with the Dolphins.

The Miami Dolphins reached an agreement on a three-year extension worth up to $67.75 million with defensive tackle Zach Sieler on Sunday evening, according to Adam Schefter. The deal includes $44 million in guaranteed money and makes Sieler the Dolphins' highest-paid defensive player.