The MIL.SPEC Evo X 100 Cell Bolt On is here! Mandrel-bent with a design that mimics the OEM piece, fitment will be just like stock.
- Includes second bung for wideband
- Piping and cat are 304SS
- Full 3" all the way through
- 3/8" 304SS flanges
- Outflows any other cat
- 100% American Made
PLEASE NOTE: Due to the increased flow, a mechanical CEL fix may be necessary depending on mods, tune, etc.
3rd party testing with a direct, back-to-back compare of a FULLY TUNED OEM cat vs. a FULLY TUNED MIL.SPEC 100 cell cat on an Evo X MR. 15+whp gains on 91 octane!