These are the most common sizes and shapes of the XR-1 mufflers. The oval is the most popular for street cars because it doesn't hang down as far as the others and has more packing material. After all ...

Picking out an exhaust is a guy enthusiast’s equivalent to the perfect tie, belt handbag or pair of shoes. It compliments the persona of the car, giving personality through a distinct bark and tone.

Borla, a byword for performance exhaust systems, has developed a suite of goodies for the 2016 to 2017 Chevrolet Camaro in 2.0-liter turbo and V6 flavors. Both exhaust systems have been designed ...

Put mufflers on a 1300hp big-block Chevy, and most enthusiasts would guarantee that you'd choke the horsepower down. But the test of Borla's new 4½-inch Shoot-Out Series muffler revealed that ...

Let’s take, for example, the latest General Motors truck line that sports a brand-new powertrain, dubbed the LT1. By design the LT1 is an upgrade to the tried-and-true LS-series engine, where ...