Car modification, if done properly, will yield favorable results. Every aftermarket part or mod should contribute towards ...

Nelson Racing Engines reckoned it was time to address that, so they made their own dyno mufflers. Plainly put, they’re enormous, and kind of genius. You can tell from the photos here that they ...

To top that off, most of these aftermarket exhausts offer customizable sound profiles, especially paired with other upgrades like larger-diameter or shortened pipes. Mufflers or header swaps are ...

So despite an aftermarket muffler being used, this muffler is the single most restrictive part of the exhaust. Unlike temporarily taking out the oxy sensor to make the measurement, the exhaust ...

The exposed engine and aftermarket exhaust systems are just ... such as replacing the baffle in the muffler, using muffler packing, and wrapping the exhaust system pipes with fiberglass material.