Filter For LSX LS1 LS6 LS2 LS3 LS7 Billet Valve Cover Oil Cap Breather Fitting. for most LSX engines. This valve cover adapter replaces the original oil fill tube on the factory valve cover. It is CNC-machined from billet aluminum for precise fit, and the included silicone O-ring is specially designed to prevent oil seepage at the base of the adapter.
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