CHEAP, STOCK, JUNKYARD LS TRUCK TURBO MANIFOLDS, DO THEY WORK?

DOES YOUR TURBO LS REALLY NEED TUBE HEADERS TO MAKE POWER? CAN THE STOCK, CAST STEEL TRUCK MANIFOLDS REALLY MAKE BIG TURBO POWER? IS IT CRITICAL TO USE DEDICATED TURBO HEADERS TO MAKE BIG TURBO POWER FROM YOUR JUNKYARD LS? ACTUALLY, THE STOCK TRUCK MANIFOLDS OR EVEN SHORTY HEADER WILL MAKE SERIOUS TURBO POWER. THE KEY TO MAKING A TURBO SYSTEM WORK ON YOUR LS IS ACTUALLY FITMENT. STOCK MANIFOLDS WORK VERY WELL. CHECK OUT THIS VIDEO RUN WITH A 4.8L, 5.3L AND 6.0L, ALL RUN WITH TURBOS AND EITHER STOCK MANIFOLS OR SHORTY HEADERS.