Dyno Proven: 50 HP With One Bolt-On!

13 min

Carburetor vs EFI Shootout!

16 min

383 Chevy vs. 383 Mopar!

12 min

Exhaust Header Bash! Testing Power Loss From Dents

13 min

Hellcat Power with a 5.7 Hemi

12 min

Are CNC-Ported Cylinder Heads Worth the Money?

10 min

Battle of Budget Boost! Centrifugal vs. Roots, Paxton vs. Weiand

17 min

The Power of 2.5- vs. 3-Inch Exhaust

13 min

600hp Camshaft Shootout! Hydraulic vs. Solid.

15 min

Stroker Shootout! Ford vs. Mopar 408s

14 min

Pick The Right Exhaust Headers!

16 min

How Much Nitrous Can a Stock Engine Take?

17 min

Junkyard Jewel Power Bolt-Ons!

Power Test: Cast Manifolds vs. Headers

15 min

Roller vs. Flat-Tappet Cams!

15 min

Cheap vs. Expensive Mufflers!

14 min

Stock Vs. Stroked Horsepower Test!