When it comes to classic hot-rodding tricks, one of the very first things enthusiasts do is modify the exhaust for better sound and performance. The tradition started long ago, in an effort to improve ...

Previous tests have shown unequal-length short-tube headers are worth around 7 hp on a near-stock 5.0 engine, while equal-length short-tubes typically pick up around 11 hp. Frankly, we were amazed at ...

Since its debut in the '90s, the LS engine market—Gen III and IV small-blocks—has grown exponentially, with new and better parts being introduced at a fever pitch. What does this mean for us? As the ...

AtVettewe love bolt-on performance parts. Maybe it's the nearly instant gratification they provide or it could be that they are easy enough for a caveman, or editor, to install. In any event, they are ...

On a previous episode of Engine Masters, we watched David Freiburger (of Roadkill fame) and his crew run a comparison test between differently sized headers of the same long-tube variety. This time, ...