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JUNKYARD 4.8L u0026 5.3L POWER UPGRADES! ADD 130+HP

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Richard Holdener

FULL DYNO RESULTS! LS POWER RULES! 4.8L & 5.3L UPGRADES + BONUS TEST. THE JUNKYARD LS MOTORS are perfect for NA or turbo mods. We show you HOW TO add over 130 hp, by replacing the stock (LR4/LM7) heads, cam and intake. Just how much power can be had with the right components? We show you on a 4.8L AND 5.3L, with a bonus intake test in each!

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