01-03 Acura CL-S, 02-03 TL-S Power Plenum
01-03 Acura CL,TL-S Power Plenum. These direct replacement plenums will add more volume to your intake manifold over the factory plenums. Great gains have been acheived in various test. Here is a dyno graph of a 01 CL-S with Headers, intake, and pulleys, before and after plenum install. Part #:P320 MSRP: $649.99