The Toolbox

There's more to a performance exhaust system than just headers and mufflers. Selecting the best mid-pipe design and the addition of an H-pipe, X-pipe, or Y-pipe exhaust crossover can free up some inexpensive horsepower.

On the street or at the track, having the proper fire extinguisher type and how to use it is critical to saving your ride

These days, muscle cars aren't just for straight line blasts down the dragstrip. Here's a primer on some of the trick hardware that's available to make your muscle car into a corner carving Pro Touring car that can do it all.

Learn what are the best stock LS heads that will interchange to use on your budget 4.8, 5.3, 6.0, or 6.2 LS engine build

Lake Speed Jr. from Total Seal Piston Rings tells us when it's acceptable to do a DIY cylinder hone at home, and when it's time to head to the machine shop.

Everything you need to know about attending the RaceSaver 305 Sprint Car Nationals in Eagle, NE

GM’s 10-bolt rear axle has been around since the 1960s, here’s how to determine if your junkyard find is worth taking home

We help determine what are the best 10-spline quick change gear ratios for your street or racing needs

Speedway Motors announced today they will celebrate Customer Appreciation Week, July 8-14, with a build list giveaway, free shipping on crate engines and orders of $99+ and up to 76 percent off throughout the week.

This drag and drive '49 Mercury is not at all what you'd expect from a chopped Merc. It's part custom, part hot rod, and built to do it all.