AVONDALE, Ariz. — The cars sounded better than they felt during NASCAR's two-day test session at Phoenix Raceway. NASCAR invited six drivers to participate in the test to try to improve the ...

NASCAR will test a raft of potential updates this weekend for its troubled Next Gen stock car. Among them will be the addition of exhaust mufflers, which NASCAR is considering using for races in big ...

A brand-new Ford F-150 muffler is tested with an unusual internal obstruction to observe airflow, pressure, and exhaust ...

Unleash the Beast: bmw M5 Competition Upgraded with awe Exhaust | Full Install & Sound Comparison 🏁 Experience the ...

Joey Logano (#22) celebrates with a burnout after winning the 2022 NASCAR Cup Series Championship at Phoenix Raceway in Avondale, Arizona. (Photo by Chris Graythen/Getty Images) The NASCAR Next Gen ...

Aston Martin and The Heart of Racing team went into pre-season testing cautiously optimistic. After finding its new Valkyrie Hypercar racer was several seconds off the pace, it is decided that the car ...

There's so much data here, we simply don't have room to dissect it all, but you have it now, so you can choose the mufflers you are interested in and run the numbers through Excel if you are really ...

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.

There's so much data here, we simply don't have room to dissect it all, but you have it now, so you can choose the mufflers you are interested in and run the numbers through Excel if you are really ...