A look into the racers' lives, highlighting best moments and discussing day jobs and financial sacrifices.

Farmtruck and AZN enter a 24-hour "Lemons Race" with an old Dodge Neon and can only spend $500 to modify it. Chief and Shawn take us through some of the greatest deleted races, the biggest emotional blow ups, and the craziest crashes in SO history.

The 405 crew goes Enduro racing and everyone designs unique rides, but the race quickly turns into a demolition derby; never before seen races, pranks, Chuck fights and outtakes.

Going under the hood to find out what makes the cars fast; Farmtruck and AZN struggle to fix the Dung Beetle for fishing and set up some races to get out of paying for some tuning.

Part 3 of 4. The crew agree to race the guys from "Fast N' Loud"; Farmtruck and AZN start on their budget build to race Aaron; Chief and Shawn set out in search of a car; and when Chief hears rumors from Texas, he's not sure he wants to build a car.

Chief and Shawn take a look back at how far the 405 has come since before the show; deleted scenes from the big Mega Race.

Doc tries to hold off on racing Reaper; chaos breaks out on race night; Chief commits to fall down the list on purpose in order to race everyone he missed on his last trip to the top; when Chief goes out of town, Chuck takes over as race-master.

Farmtruck and AZN and the Misfits complete their builds and make some test hits, but teams struggle with technical issues that must be corrected. Ryan arrives in Phoenix along with some fellow 405 racers while the Gas Monkey crew heads to Arizona to race.

Some of the biggest names in the “Street Outlaws” franchise will battle it out in an exclusive special, “Street Outlaws: Sin City Showdown, Justin “Big Chief” Shearer, Jonathan Day aka “JJ Da Boss,” and Kye Kelley will duke it out in a one-of-a-kind race in Las Vegas for stacks of cash. To help even the odds, each driver will select a muscle car from The Strip they’ve never driven before.

The 405 goes from the street to the dirt as they take on the best of the street racing world in a winner takes all mud truck race.

The muddy hijinks continue as drivers pull all sorts of dirty tricks to try and win the first-ever Street Outlaws mud race.