Sparex source: https://us.sparex.com/head-gasket-6-cyl-a6-354-a6-354-1-at6-354-1-a6-354-4-40625.html Product: Head Gasket - 6 Cyl. (a6.354, a6.354.1, at6.354.1, a6.354.4) - Sparex S.40625 SKU: S.40625 Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.