The truck business isn?t exactly a glamorous segment for aftermarket companies. Not because there?s a shortage of companies willing to fine-tune a monster of a truck, but more so because the appeal these days can be found in other automotive segments.

That being said, let?s not sleep on these heavy-duty bad boys just yet, especially when you have a tuning company like Callaway in the mix. Noted for their work on sports cars and muscle cars, the aftermarket tuning specialists went the way of trucks for their latest program: a modification kit for the Chevrolet Silverado 1500.[...]