It's back to street for a 1971 Chevelle. it was hacked for the track, and now it's the girls' job to get it ready to go back on the road. Also in this episode, the girls diagnose a barn find for a buddy. The vehicle is a 1969 Z28 Camaro.

A 1969 Camaro Z28 receives maintenance.

An '07 Jeep JK Rubicon is redesigned with a theme from the Call of Duty: Black Ops video game.

A 2012 Mustang GT receives an RTR package; and a 2002 Ford F-250 is updated.

A 2001 BMW 3 Series receives new motor mounts and control arm bushings; a Toyota 4Runner has its air-conditioning system repaired.

A '71 Chevelle is refurbished with new seats and door panels.

Today on All Girls Garage, the crew begins prototyping some new products on a limited production Audi S6. This V10 super sedan gets new custom exhaust and lowering suspension.

Today the '71 Chevelle gets a new front runner kit along with all-new wiring under the hood. Then the girls pull the head on a Cavalier and find a host of problems.

Today the girls help an owner finish his 18-year project that he started when he was in college. The 1979 Chevy Silverado looks great on the outside, but still needs a lot of help with the interior.

Just because your car's over 10 years old, doesn't mean it has to act like it. Today the girls swap parts on the 2001 Suburban to make it safer and more roadworthy.

A 1970 GTO Judge receives a ram-air conversion; repairs are made on a 1967 Oldsmobile Cutlass.

A Toyota is fitted with new spark plugs. Also: two different styles of differentials.