Trans-Dapt air cleaner bases do not include filter element or air cleaner top.
 
Part # ProductDescriptionDiameterExhaust System DiaNeck Size Media
2429 DOMINATOR Air Cleaner Base; 14" diameter; 7-15/16" Neck- CHROME CHROME DOMINATOR AIR CLEANER BASE14"7-15/16"
Photo
$22.57
2430 FLAT, OFFSET Air Cleaner Base (GM with Large HEI); 14" diameter; 5-1/8" Neck- CHROME CHROME OFFSET AIR CLEANER BASE14"5-1/8""
Photo
$23.80
 
http://hedman.com/images/ePIM/original/2429.jpg
http://hedman.com/images/ePIM/original/2430.jpg