HomeAll RepliesRe: Can the CTS-V go faster then 191 mph on top end speed? Re: Can the CTS-V go faster then 191 mph on top end speed? Sponsored July 24, 2012 at 7:09 am #40379 Alex LuftKeymaster I’m pretty sure the CTV-V tops out at 198 MPH. But I would only try that on a closed track or on the salt flats . Have fun and be careful out there, and congrats on the V! Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored