
POWERNATION
This super 4x4 diesel is going from mild to wild!

This super 4x4 diesel is going from mild to wild!

Truck Tech's builders compete to see who can build the best muscle truck.

Can you really build the ultimate off-road vehicle that's unbreakable? Challenge accepted.

We revive a 505ci RB Mopar with upgrades and a fresh look, unleashing more power for a hotrod build.

We seek more power from our twin-engine setup by reconfiguring the exhaust and phasing the engines.

We connect TWO 496 Big Block Chevy engines to the dyno to find out exactly how much power they make.

We do something never done before: build two engines to run on the dyno at the SAME TIME!

Dark Horse is buttoned up, then heads to the track, but then the guys have an issue!

Dark Horse takes a trip to the paint booth, and Flashback features a rare AMC Pony Car.

Dark Horse loses its interior, but gains a roll cage.

Dark Horse gets a top end and exhaust, plus Rick shows the difference between cast and forged wheels.

We upgrade our 5.3 LS with forged parts, cam, EFI then dyno NA & boosted on 93 octane.

We're finishing our 427ci LSx engine for Music City Trucks' C10, adding EFI and dyno-tuning it.

We're building a 427ci pump-gas LSx for a Music City Trucks C10, aiming for serious hot rod power.

Marc and Tommy rip into the automatic transmission.

Tommy and Marc's old Crown Vic Interceptor is whistling a new tune with a turbo.

Tommy and Marc almost double the horsepower on a 2008 Ford Crown Victoria P71 Police Interceptor.

The Abandoned Chevy Silverado project is back for mild performance upgrades to the engine.

Our '96 Chevy Silverado gets new body parts plus we'll prep it for paint.

The Silverado gets buttoned up underneath the hood with cooling and power steering installations.