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5 Of The Best Upgrades For A 5.3L Vortec V8 Engine

Modifications for your 5.3L Vortec V8 engine are a lot like eating potato chips ... you can't stop at just one. It starts innocently enough with a cold air intake, because hey, who doesn't want better ...
Hot Rod

GM Performance Parts E-ROD 5.3L System Receives CARB EO NUMBER D-126-31

GRAND BLANC, Mich. - The E-ROD 5.3L crate engine package is the second in GM Performance Parts' (GMPP) E-ROD lineup to receive a California Air Resources Board Executive Order (EO) number - D-126-31 - ...