* Up To 10 Horsepower Boost in Performance From Your 2001-04 Corvette
* Polished Aluminum Looks Great & Adds Durability
* May Be Machined For NOS Nozzles Or Forced Induction
* Idle to 7000 RPM Power Band
Weiand's Signature LS1 & LS6 Intake Manifold is designed from the ground up for better flow & added durability. You can even add NOS or Forced Induction with no problem. Computer designed with extra wall thickness, so you can port, polish or Extrude Hone for even more power! Polished to a Show Car finish. So whether you want to "smoke the competition" off the line or on the show field, this is the manifold for you.