Buy Product: 4-1 STAINLESS HEADER MANIFOLD/EXHAUST 88-00 CIVIC/EE/EG EJ EK D15/D16

Product Information:

  • Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability
    i.e. Maximizing Smoothest High Exhaust Air Flow Rate
  • 4-1 High Performance JDM Racing Spec. Design, Produces the Most Top End Power
  • Offers the Best Flow Characteristics for the Engine at High Engine Speeds
  • Increase High Flow Air, Instantly Gain 10 -15 Hp. / Tq.
  • Inlet/ Outlet: 1.25″ X 1.75″ (4 X Oval Manifold Ports)/ 2.00″
  • Piping Diameters: 4 X 1.75″ Manifold Piping; into 1 X 2″ Major Pipe
  • TIG Welded CNC Machine Flange
  • O2 Sensor Bung Insertion and Metal Gasket Included