Breathe-Right For Your Ecoboost? | MAP Port and Polished Cylinder Heads

*The cylinder head below has not been decked yet, as it will be handled for flow testing and need to do some bowl work still. Once the head is completely finished we resurface it before final assembly and install to the motor.*

We will be offering this as a complete cylinder head to our customers. We send you a full head with core charge, and when you return your head to us we issue you a full refund on the core charge. Pricing has yet to be determined.

For The Latest News & Updates On Our Mustang Freacoboost Port & Polished Heads

Click Here For Flow Numbers!
Here For More On Valve-Train Upgrade Information

MAP O2 Eliminator Downpipe

Installation Guide for the Evo X

Don’t Have One Yet? Pick it up Here:



O2 Eliminator Downpipe

At MAP our goal is to offer the highest quality products available at a price that anyone can afford. This integrated O2 housing Evo 10 downpipe, or O2 eliminator as they are often referred to, does just that by removing some of the largest restrictions in the factory Mitsubishi Evolution 10 exhaust system for significant horsepower gains throughout the power band!

Features / Benefits

  • Full 3″ design reduces exhaust restrictions
  • Made from 304 stainless steel for superior corrosion resistance and enhanced appearance
  • Mandrel bent tubing throughout optimizes exhaust flow
  • Stainless steel flex section reduces stress from engine movement increasing longevity
  • Optimal wastegate dump location helps eliminate boost creep
  • Made with 2 standard bungs, will include a plug for the second bung
  • Includes stainless steel turbo outlet gasket
  • 100% Made in the USA

[Continue Reading]