Tonight, the Tavella-Bromante rivalry heats up when Gio and Dylan's on-track tussle spills into pit row - prompting a full-on family feud. Junior racer Savannah Fitzgerald and her dad, Derek, are a fun-loving pair. But things turn serious when Savannah crashes - sparking doubts about her racing future. Can Team Fitzgerald persevere? The Welages have a ton of heart, but not much cash. Jason is a rising star, but will dad Greg's DIY attitude end up hurting his son's chances of winning? Plus, Golden boy David Malukas puts his reputation on the line with a risky last minute engine change.