K Series K24 K20 RSX EP3 Header w/ Bolt-On Catalytic Converter

  • $575.00

*All headers and large exhaust items may be subject to additional shipping charges*

This is the BEST header to get on the market today for your Acura RSX!

Updated to now include a bolt-on high flow metallic catalytic converter.

Vehicle Fitment:

  • Acura RSX DC5 2002-2006

  • Honda Civic Si EP3 Hatchback 2001-2005


  • Includes bolt-on high flow catalytic converter to fit RSX

  • High flow, 200-cell, metallic core, catalytic converter

  • Includes gasket and all necessary hardware

  • Short tube Tri-Y header

  • True 2.5" collector

  • CNC machined manifold flange

  • Flange is .38" thick

  • 18 gauge, 304 stainless steel

  • Measured at .049" to .050"

  • Multi-piece race design

  • This exhaust manifold is never to be used to defeat any emissions device

Installation note: 

  • For EP3 Civic- RSX Type S or Type R exhaust is needed for catalytic converter to bolt up