Is 735 horsepower too much? Not when Steve Dinan and his team at Carbahn get their hands on a BMW M4 Competition xDrive! In this video, we take the Carbahn-tuned M4 equipped with the CB3 package for a real-world test on Angeles Crest Highway. This monster combines supercar-level power with surgically precise handling, thanks to coilovers, sway bars, and a titanium exhaust. Join us as we break down the $20,600 CB3 package, explore its insane powertrain upgrades, carbon fiber styling, and see why this M4 feels like the ultimate “Ultimate Driving Machine.” 🔧 Specs: • 735 HP | 668 lb-ft Torque • 0-60 mph: 2.6 seconds (tested) • Quarter-Mile: 10.6 seconds @ 130 mph • Michelin Pilot Sport Cup 2R tires • Carbon fiber upgrades & titanium exhaust 💬 What do you think? Can this tuned M4 keep up with supercars like the Porsche 992 Turbo S or McLaren 750S? Let us know in the comments! Intro 0:00 Driving 0:50 CB3 Package 3:45 Parts Overview 09:50 More Driving 15:30 Please Subscribe and h...