Supercharged V6 Sleeper: Buick Regal GS 🇺🇸⚡ If you want a true masterclass in undercover American horsepower, look no further than the turn-of-the-century Buick Regal GS. To everyone else, it looked like a sensible sedan driven by your grandparents, but underneath the badge lived one of the most bulletproof supercharged engines ever built 💀🔥. At the core is GM’s legendary 3.8-liter supercharged Series II V6 engine. Pumping out 240 horsepower and 280 lb-ft of torque, it features an Eaton roots-type supercharger that delivers instant throttle response right off the line without any lag 🫀🌀. Mated to a heavy-duty 4-speed automatic transmission, it rockets from 0 to 60 mph in roughly 6.7 seconds, laying down effortless pull across the entire rev range 🚀⏱️. With a stiffer suspension, upgraded brakes, and a cult following in the modifying community, it remains an absolute legend for cheap speed 📐🛞. 240HP Supercharged 3800 V6, sub-7-second 0-60, legendary reliability, and stealth luxury styling—the Regal GS is the u