The STILLEN 500 HP Supercharged Nissan 370Z - /TUNED

TUNED Visits racing legend Steve Millen's STILLEN in Costa Mesa, CA to see what happens when he gets his hands on the Nissan 370Z. Already a potent machine, what happens when STILLEN upgrades pretty much everything? Fortunately, it doesn't suck.

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The 800 HP Formula Drift K.Sport 350Z - /TUNED
Tuned goes to Bondurant School of High Performance Driving to meet up with Formula Drift driver Corey Hosford and his 800 HP Blown LS3 Nissan 350Z Drift car. We learn what separates a drift car from a race car, and Matt gets to work on his drifting technique behind the wheel of a monster race car.

The 1,100 HP Switzer "Ultimate Street Edition" GTR - /TUNED
It wasn't long ago that driving a 1000+ horsepower car came with many sacrifices. These were race or show cars, not to be used daily. Enter the Switzer "Ultimate Street" GTR. On pump gas, it makes 1,000 horsepower with virtually no downside. On race gas, it makes 1,100 horsepower. And the owner of this particular GTR uses it as his daily driver to commute to work. Is 1,100 horsepower enough to get to the office? We'll find out. **Update** 0-60: 2.5s, 1/4 Mile: 9.4 @ 150, Standing Mile 208 mph.

The 450 HP Crawford Performance Turbo BRZ - /TUNED
We love the FRS and BRZ twins; they offer an approachable limit of performance and phenomenal dynamics in an affordable package. And we learned earlier this season that a bolt-on turbo kit will add to the FRS's performance without taking away from it's character. But what happens when you double the BRZ's horsepower and triple it's torque? We find out.

650 HP BBi Autosport Porsche 997 Turbo S - /TUNED
TUNED visits BBi Autosport in Huntington Beach, CA to drive their new Porsche 997 turbo S. This unbelievable machine balances big power with low weight and suspension and brake upgrades to match. TUNED runs a quarter mile on a runway before heading into the canyons to see if BBi has really built a no-compromises ultimate street car for the track.