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 ...

Three brutally fast performance machines go head-to-head: an 800HP BMW M3 G81 Touring, the iconic BMW M5 F90 Competition, and ...

As opposed to a best of 10.15 seconds for the SF90 Stradale with the Assetto Fiorano package, the fastest German sedan here clocked 10.75 seconds ...

G-Power has been fettling BMWs for almost half a century, and its most recent product is the F90 M5-based G5M Hurricane RR. Though an RS variant surfaced earlier this year, this model turns ...