HHO HUNTSVILLE - EFIE, HHO, MAP or MAF
Sensor Enhancer

This device interrupts the signal from the sensor and tells the computer to deliver less fuel than it would in a stock configuration.

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HHO HUNTSVILLE - Hydrogen HHO Dual Edge (EFIE) MAP Sensor Enhancer

This device interrupts the signal from the sensor and tells the computer to deliver less fuel than it would in a stock configuration.

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PMW POWER.COM - EFIE Rev A - Thru Hole Version

Adjustable output fully smooth power connections and output connections.
Multiple ways to connect  - This EFIE can be connected to your computer in 3 different ways, user defines best operation.

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3rdBRAKEFLASHER.COM - Digital EFIE O2 Oxygen Sensor Adjuster Enhancer

It comes with everything you need except soldering iron to assemble the Map enhancer. The instruction will lead you through assembling process and testng. All can be done in about 30 minutes.                                          website