The test was run on a 5 3l ls with a comp cam and valvesprings so it could handle some rpm and boost.
Ls6 intake vs sheet metal intake.
In this video it is an intake manifold shootout between the factory ls6 long runner intake and an aftermarket short runner sheetmetal intake.
Tpis modified ls 6 intake the intakes were tested on a mild built streetable 412 cid ls2 with our tpis 1 3 4 headers and tpis calibration.
Designed as a factory upgrade for the ls1 the ls6 intake once again proved its reputation by significantly improving the power of our 6 0l.
Compared to the ls1 the ls6 offered an additional 22.