Axel punches out a bad guy during the final battle sequence.
There is a large-scale shootout at the end, and several bad guys are shot and killed, not graphically, with little blood.
Two trucks explode, one contains several bad guys, and their deaths are implied.
There's an extended chase scene in which Axel and Rosewood commandeer a cement truck. They crash into some other cars along the way, but no one is injured.
Axel shoots a bad guy in the head, and the car that the bad guy is driving crashes. Not too graphic, and no blood is shown.
There is a jewelry store robbery at the beginning in which shots are fired, but no one is hurt.
Some bad guys shoot at Axel, Rosewoood, and Taggart outside of a strip club, and a small shootout occurs. The car that the bad guys are driving crashes, but they get away, and no is injured during this whole scene.
One character is shot in the head at point-blank range by another character, and blood can be seen on the wall behind the victim after he dies.
Lots of shooting, a few explosions, and a destruction take place during this film. Around 8 people are seen being killed in total, two of which are clearly seen being shot through the head. A truck with an unknown number of bad guys inside also blows up. Not a large number of deaths overall, and the action is not incredibly graphic or brutal at all.