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Hennessey isn’t any stranger to taking a few of America’s hottest pickup vans and considerably rising their efficiency. For its newest venture, it developed a package deal for each the Chevrolet Silverado and GMC Sierra, and whereas not as insane because the 6×6 kits it sells for vans just like the Ram 1500 TRX and Ford F-150 Raptor, the upgrades are nonetheless noteworthy.

The package, often known as the Goliath 650, is obtainable for the 6.2-liter L87 EcoTec3 V8 present in each the Silverado and Sierra. The Texas tuner begins by bolting a 3.0-liter supercharger to the V8 earlier than supplementing it with a high-flow consumption system, high-flow intercooler, and a crankcase air flow system.

Hennessey has then fitted chromoly pushrods, tweaked the engine software program, and put in a chrome steel cat-back exhaust that retains the unique suggestions. The adjustments raise grunt to 650 horses and 658 lb-ft (892 NM) of torque.

The engine and exhaust upgrades can be found for the Silverado RST, Path Boss, LTZ, ZR2, and Excessive Nation fashions alongside the GMC Sierra AT4 and Denali Final. Those that personal a Sierra AT4 also can decide to have their truck geared up with a particular off-road package deal.

This package deal provides a customized metal entrance bumper with laser-etched ‘Goliath’ lettering, an LED lightbar, further LED driving lights, 20-inch Hennessey wheels with 35-inch off-road tires, and a suspension raise.

Learn: Now Is The Time To Purchase A Hennessey F-150 Raptor R 6×6 – If You’ve Bought $500,000 To Spare

“GM gives its naturally aspirated 6.2-liter V8 in a variety of very succesful pickup vans begging for compelled induction,” John Hennessey mentioned in a press launch. “We bolt on a giant supercharger to tug an additional 230 horsepower and practically 200 further lb-ft of torque out of the engine after which again it with a guaranty for peace of thoughts. Our GOLIATH package deal is good for these looking for extra energy than the manufacturing unit is keen to supply, whether or not on-road, off-road, or towing.”

Pricing particulars haven’t but been launched however, like all different upgrades offered by Hennessey, the Goliath 650 package deal is backed by a 3-year / 36,000-mile guarantee.