Both; you will need a way of measuring air. You can go to a MAP setup if you insist.
This is a discussion on MAF sensor? within the General Maintenance, Troubleshooting & Accidents. forums, part of the Tech & Modifying & General Repairs category; Do you have to have a MAF sensor or can I cut it out with an after market ECU?...
Do you have to have a MAF sensor or can I cut it out with an after market ECU?
Both; you will need a way of measuring air. You can go to a MAP setup if you insist.
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What has your tuner told you? Because if you don't have somebody that can design a map for the setup, there's not much point in going any further with this idea.
Scott
Past Subies - '11 STI Limited stage 1+ and '04 STi stage 2+
'13 Wrangler Rubicon - custom front bumper w/12k lb winch & off-road lights, skid plates, diff guards, etc.
'04 Porsche 911 Turbo GT2 clone 600 HP/TQ
'77 F-150 heavily modded for off-roading
You can run speed density, if that's how you wish to be tuned.
Depends on the aftermarket ECU. Your question is pretty generalized. You can run speed density,if the Engine Management you use allows it,but you will need to install an IAT sensor. The stock IAT sensor is combined with the MAF sensor unit. It's the amber bulb on the side.
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