Ford Modular V8 4.6L 281 CID '99-'04 EFI Upper Intake Plenum Multi Port 281Cid Professional Products PRO54155
Product Information
These Professional Products EFI Upper Plenums are direct bolt-ons for all 4.6L 2 V Mustang engines. They provide an additional 100 cfm of airflow over the stock units. Their inlet opening is 75mm, but they can also be used with stock throttle bodies or Professional Products 70mm or 75mm throttle bodies. These are inexpensive bolt-ons that provide instant additional performance
