2004 and newer Chevrolet 4.8, 5.3, 5.7, 6.0L, LS1, LS6 V8 style engines. Stock configuration cylinder head styles.
Will not fit LS9 engines.
ARP stands behind their products indefinitely with respect to materials and workmanship. Automotive Racing Products would like to deal with the customer directly when they have a problem. Automotive Racing Products is interested in customer satisfaction and will make exceptions on an individual and case-by-case basis.