The Texans have certainly upgraded their defense in first days of free agency but questions remain on offense.

That's where most are regarding the Houston Texans following the trade of left tackle Laremy Tunsil to the Washington Commanders as the new league is underway Wednesday afternoon. Houston still looks to remain competitive in the AFC South and proved that by trading late-round future picks to secure Jacksonville Jaguars wide receiver Christian Kirk and Philadelphia Eagles defensive back C.

Here are five realistic free agent targets who the Houston Texans should go after to help the team reach the next level. Atlanta's Drew Dalman should be Houston's top target, but the best center on the market could have too many suitors for the Texans to make a real run at him.