Procharger is letting Silverado and Sierra HD pickup owners in on the supercharging fun. Now, anyone with a (L8T) 6.6L Gasoline engine in their Silverado or Sierra 2500HD/3500HD can bolt on a 150-horsepower gain in the comfort of their garage. Procharger L8T 6.6L V8 Supercharger Specs Procharger is offering the kit for enthusiasts to install… Continue reading You Can Now Supercharge your Silverado or Sierra HD
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