Back in 2004, GM Performance Parts shipped us a complete LS1 to evaluate. Looking back, we really threw the hammer at this one. We tested every off-the-shelf cam, manifolds and cylinder heads, ...

In today's high-performance world it is not uncommon to read about outrageous street machines that knock off 700-plus rwhp, produce 20-plus mpg, and pass emissions. Maybe we've been jaded but those ...

Builders interested in upgrading their project vehicle’s LS V8 engine with a big, bad blower should check out FAST’s new supercharger and cam power package. Recently revealed at the ongoing SEMA360 ...

It's a nice June Monday, and we're at an undisclosed location within the building where Procharger builds their intercooled supercharger systems. We've snuck in the back door, and readied our camera ...