Description
Plug and Play Speed Desnity Harness for Evo 8/9.
An easy way to convert to Speed Density is here! The 3.5 foot long harness is made with with a custom molded male MAF connector, high quality OEM connectors, teflon military grade wire and high temperature wire sheath.
For a standard US market Evo, you just need the basic SD harness.
Installation:
A few things will need to be done for the Basic SD Harness:
1. Installation of the GM IAT sensor into the intake manifold.
• "SD Option: IAT Input for MAT - Use 0x03, Fuel Temp ADC_0E for MAT - Use 0x0E"
• Default setting is 0x0E, you must change this.
• IAT Scaling: Celsius - Fahrenheit
• Default setting is 0x0E, you must change this.
• IAT Scaling: Celsius - Fahrenheit
2. Installation of an aftermarket or JDM MAP Sensor.
3. Tephra v7 must be installed and tuned. This is no easy feat! (We can assist you with a rescale/basemap tune if you are not comfortable doing it yourself here.)
