It's always exciting when a friend or family member gets a new Mopar muscle machine. When my brother Andy told me he was ordering a new 2015 Scat Pack Shaker Challenger with the 485-horse 392 Hemi, I ...
HP Tuners is one of the leading names in the aftermarket engine tuning world, offering one of the most comprehensive tools on the market. For more than a decade, HP Tuners plug-in devices have been ...
Previous tests have shown unequal-length short-tube headers are worth around 7 hp on a near-stock 5.0 engine, while equal-length short-tubes typically pick up around 11 hp. Frankly, we were amazed at ...
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