New Chevy Silverado 1500 For Sale Near Belle Chasse General Motors has used Mongoose as the internal factory codename for its all-new available 8.3L Duramax diesel V8 featured in 2027 Silverado HD trucks with the following specs: Best-in-class horsepower (555) Best-in-class torque (1,230 lb-ft) 38,000 pounds of maximum available towing 6,170 pounds of maximum available payload…

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