The most powerful GMC Sierra 1500 from the factory today packs a 6.2-liter V8 that makes 420 hp. That isn't what we would call a slow pickup truck. But the folks at Specialty Vehicle Engineer felt there was room for improvement... a lot of improvement. Specialty Vehicle Engineering has built the 2025 Sport Edition Supercharged Sierra that is available with more than twice the factory power output, close to four-figure horsepower ratings. Interestingly, it is available straight from your GMC dealer, and covered under warranty.GMC LogoGMCGMC is the truck and SUV arm of General Motors, known for premium features and powerful engines. Founded in 1909, they built a reputation for reliable trucks.Parent Corporation General MotorsFounded 1911Founder William C. DurantHeadquarters Detroit, Michigan, United StatesCurrent CEO Mary Teresa Barra Status ActiveTotal Vehicles Sold In 2022 500,700 Choose Between 700, 800 And 1,000 HP For Your 2025 Sierra Via: Specialty Vehicle Engineering 2025 Sport Edition Supercharged Sierra Engine Options: 5.3-Liter Supercharged V8 - 700 HP 6.2-Liter Supercharged V8 - 800 HP 6.8-Liter Supercharged V8 - 1,000 HP In its factory setting, the GMC Seirra uses the 6.2-liter EcoTec3 V8 engine to make a commendable 420 hp. But the 2025 Sport Edition Supercharged Sierra from Specialty Vehicle Engineering offers three choices that range up to 1,000 hp!The base engine option for the Sport Edition Supercharged Sierra uses GMC's smaller, under-powered 5.3-Liter EcoTec3 V8 which makes 700 hp, thanks to a new supercharger. The middle-range model uses the 6.2-liter V8 from the standard model and adds the supercharger to make 800 hp. The flagship option bores the V8 engine out to 6.8-liters, again slapping on a supercharger to make a whopping 1,000 hp! The supercharger uses a separate serpentine belt which increases belt surface area by 33% to eliminate slip. SVE's unique Boost-by-Wire tech helps eliminate lag and offers instant power on demand from the throttle input.In addition to the high-output supercharger assembly, the engines have been upgraded with race-quality computer-balanced rotating assembly, forged aluminum pistons and upgraded cylinder heads. To handle the performance, the 5.3L and 6.2L engines are equipped with a 1538MV twisted steel crankshaft, while the larger 6.8L model uses a 4340 steel crankshaft. But if the factory spec of the model features the dual exhaust system, an optional custom stainless steel exhaust system is also included as a part of the upgrade. SVE also offers the option to calibrate the engine to run on 91 or 93 octane.1:58n "">1991 GMC Syclone render in blackRelatedLegendary GMC Syclone Gets A Digital Revival, And GMC Needs To Make It HappenWe digitally imagined a modern version of the 2025 GMC Syclone, and GMC needs to make it as soon as possible. Just 50 Sport Edition Supercharged Sierras Will Be Built Via: Specialty Vehicle EngineeringThe 2025 Sport Edition Supercharged Sierra will be an extremely exclusive option, as only 50 examples of each engine option will be built, making it extremely rare and desirable. The limited-edition high-performance pickup truck will be available for the 2025 Sierra 1500 model, offered in both 2WD and 4WD configurations, double or crew cab body, and long and short bed configurations. This-Unstoppable-GMC-Squarebody-Hides-A-Monster-572-Big-Block-V8-Under-The-HoodRelatedThis Unstoppable GMC Squarebody Hides A Monster 572 Big Block V8 Under The HoodBuilt solely for fun and enjoyment, this custom '78 Squarebody features a massive 9.4-liter V8 feeding the wheels with more power than a supercar.Specialty Vehicle Engineering has been a GM-certified second-stage vehicle manufacturer for over three decades. Till date, SVE has built over 65,000 specialty GM vehicles and the Sport Edition Supercharged Sierra will be exclusively available from GMC dealerships. All upgraded components will be covered under a 3 year / 30,000-mile warranty. Built for extreme performance, it might be safe to claim the title of the quickest limited-edition full-size pickup truck in 2025.Source: Special Vehicle Engineering, GMC
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