These are 2 GM OEM Plastic Head key blanks with the letter code E/H also known as B44P and B45P. These will fit a variety of different models for the years that uses the "E" (B44P) as the primary key and the "H" (B45P) as the secondary key.  Please check out my store for other  key blanks, key chains, designer key blanks and much more. Please email with any questions.