Street exhaust systems have always been somewhat ignored by performance enthusiasts. Exhaust pipes and mufflers are usually regarded as necessary evils when in search of ultimate street performance.

What makes turbo boost? Many owner-operators think if they install a larger turbo on their engines, they will get more turbo boost and more horsepower. But think about this: If the air can’t get into ...

MONROE, Mich. (Feb. 27, 2014) — Tenneco Inc.'s DynoMax Performance Exhaust brand has launched the Mobile Sound Lab iPad app, which is designed to allow consumers shopping for a performance muffler to ...

The whole affair started several months ago when an inquisitive reader posed the seemingly simple question: "If Incognito mufflers cost $50 a pair and Phantom mufflers, which look identical, cost $30 ...