Afterburner, an addition to a jet engine that increases top speed

Afterburner (Transformers), several fictional characters.

After Burner, a video game released in video arcades and on several home platforms

Afterburner (album), an album by ZZ Top

Afterburner (wireless networking), original name for Broadcom's 125 High Speed Mode proprietary enhancements to IEEE 802.11g wireless LAN performance

Afterburner (modification kit), an aftermarket frontlighting kit for Game Boy Advance