I Turned My CHEAP GRANNY BMW into a 700HP TWIN TURBO V8 SUPERCAR SLAYER!

Today we are taking a boring multiple accident and stolen dirt cheap 2014 BMW 550i M Sport and turning it into the best sleeper BMW on the market right now. Full build including tons of mods and even stress testing this car because its known for its unreliable behavior. So what better way to test this out than to modify the crap out of it and drive it from Mexico to Canada and back. And then, at the end of the video when we've had our fun the most surprising thing happens... Get your Backspeed Merch at https://backspeedboys.com/ Help Us Pick Our NEXT CAR! JOIN THE PATREON:   / backspeedboys   Buying The Most CLAPPED 335i and Making it 600HP for under $3K    • Buying The Most CLAPPED 335i and Making it...   Buying The MOST CLAPPED V10 BMW M6 And Bringing it BACK TO LIFE!    • Buying The MOST CLAPPED V10 BMW M6 And Bri...   Buying a $600 ABANDONED BMW and Bringing it Back To Life!    • Buying a $600 ABANDONED BMW and Bringing i...   Buying The MOST CLAPPED $800 Mustang GT and MAKING IT COOL! (COMPLETE TRANSFORMATION!)    • Buying The MOST CLAPPED $800 Mustang GT an...   I Bought a CHEAP Twin Turbo V12 Mercedes for $6,000 and Made it SUPER FAST!!!    • I Bought a CHEAP Twin Turbo V12 Mercedes f...   Buying a DIRT CHEAP Clapped Mustang GT and Doing 9th Owner Activities!    • Buying a DIRT CHEAP Clapped Mustang GT and...   🎵 Music licensed from Lickd. The biggest mainstream and stock music platform for content creators. The Trooper (2015 Remaster) by Iron Maiden, https://lickd.lnk.to/LCfymrID License ID: Q25X6DO7ab9 Jerk It Out by Caesars, https://lickd.lnk.to/1D85W3ID License ID: bxmx2MwJEZl Big Bang Baby by Stone Temple Pilots, https://lickd.lnk.to/ng27gcID License ID: BVjvMn5b8QP In the Air Tonight (2015 Remaster) by Phil Collins, https://lickd.lnk.to/kOUUD2ID License ID: QGZWEKeXly8 If you want to use music from famous artists, try Lickd to get track credits and unlimited stock music: https://go.lickd.co/Referral-Offer