Holley LS Valley Cover - Trussed 23020BK Noticeable Interior Resonance

Noticeable Interior Resonance

for CS 7/16"The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development

4L Auto Trans M-6373-A

An efficient 16 pass tube and fin cooler coupled with a Tornado fan and aluminum brackets

Holley LS Valley Cover - Trussed 23020BK Noticeable Interior ResonanceHolley's new trussed LS valley covers are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern trussed design, these LS valley covers are the perfect upgrade for your LS engine if you are looking for a subtly custom touch. These valley covers are machined smooth on the underside, allowing for the elimination of Displacement On Demand (DOD), and instead feature an ample gasket