Watch and hear the difference! In this video, we test the Evolve Primary Cat Delete Test Pipes on a BMW E92 M3, with before-and-after dyno runs and sound clips to show how much power and volume this ...

Watch a lineup of heavily modified supercars and high-performance builds launch with brutal acceleration and insane sound. Featuring the ABT RS3-R, BMW M5 F90 Competition, Audi R8 V10, iPE Porsche ...