Media Summary: We go in depth here and look at the differences between the A show piece that has outstanding performance. This is the ultimate package. Our At Proformance Unlimited we build them mild to wild. On the dyno today is a SBC 420CI engine featuring a
Borla Stack Injected Ls3 Crate - Detailed Analysis & Overview
We go in depth here and look at the differences between the A show piece that has outstanding performance. This is the ultimate package. Our At Proformance Unlimited we build them mild to wild. On the dyno today is a SBC 420CI engine featuring a Hear and compare the three sound options available in Proformance Unlimited's custom built Chevy
![Borla CrateMuffler® Exhaust for Chevy LS3 Engines [Exhaust System Sounds]](https://i.ytimg.com/vi/m4g_Up4l9fw/mqdefault.jpg)
