This aluminum finned valley plate with knock sensor tubes is perfect for those LS motors that are running a carburetor or 4bbl throttle body. This is a perfect addition for those who want to make their LS motors look more old school. This finned valley plate will make your LS motor look more like the older Chevy 327 with its oil fill tube on it. This valley plate will work with the Gen III, LM7, LQ4, LQ9 4.8L, 5.3L, 6.0L LS Motors. Available in Polished or Black