Top Swap: Let your LS3 breathe easier and make more power with an easy LSXr intake manifold upgrade from FAST Swapping intakes for more power is nothing new in the world of performance. Even with the ...
A few months ago, we hatched a plan to test every intake manifold for the LS3 engine that we could get our hands on. Given the popularity of the rectangular-port LS3 configuration, it was only natural ...
Swapping intakes for more power is nothing new in the world of performance. Even with the excellent design of today’s LS-based small-blocks, and all their modern technology, the new top dog in the ...
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