Holley’s iNTECH cold-air intake adds 5% more power to C6 LS3 and LS7 Corvettes. We head over to Holley’s facility to see how this system installs to an LS3-powered Corvette.

Holley’s iNTECH Cold Air Intake system for LS3- and LS7-powered C6 Corvettes includes two high-flow filters, heat shield, intake tube, coupler, clamps and hardware, and detailed installation ...

Still, as good as the power output is, it is easy to extract more performance out of the LS3. One key area is the camshaft. The one provided by Chevrolet is on the conservative side at 204/211 ...

See how we gave a Chevrolet Performance LS3 crate engine more power with a new camshaft. Check out the results of the dyno test here!