Quick view Edelbrock Edelbrock Cylinder Head Performer Jeep 4 0L I6 Complete - 50169 Compare $1,933.99 The Edelbrock #50169 Performer Cylinder Head is designed as a bolt-on performance upgrade for 1987-2006 Jeep's with a 4.0L inline six engine. They feature better flowing intake/exhaust ports along with a modern combustion chamber design and back cut and... Add to Cart Add to Cart