This is a GN1Performance "ALUMINUM STOCK STYLE SOLID TURBO COVER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8. This beautiful aluminum turbo cover features a brilliant polished finish and bolts right up to the same location as the stock cover. This piece is a nice dress up item for your Buick. Looks great with laser cut design's and the power 6 logo in it! Fits perfectly!