Unlocking hidden horsepower gains is a pursuit that many car enthusiasts eagerly embark upon. One of the most effective ways to achieve this is by upgrading your vehicle’s headers. Different types of ...

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 ...