When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
"This is the number 88890523 intake manifold used on the Z06 Corvette and all 2001 LS1 engines. It has an increased plenum volume for increased airflow. Because of the bigger plenum you will need a new air bleed pipe (12568478) and 2 plugs (12562788) to convert a '97-'00 LS1 with this manifold. "