This is for a Aftermarket, Cylinder Kit for Detroit Diesel Series 60 14L EGR to match OE# 23531250. New LINER & SEAL KIT, S60 14L aftermarket replacement part. Manufactured following strict OE standards to work like the original component. Engineered using the latest technology to ensure the product lasts longer in service. Features a factory-like fit for hassle-free installation. Made of high-quality components for durability, reliability, and performance. 1- Liner Kit S60 14L.