Quote:
Originally Posted by jaykay
Neil,
Retaining the 987 MAF housing could itself can cause ECU issues as the diameter is larger than the 986 housing iirc. I have heard, stories where the ECU may adapt but I tend to take these with a grain. Unless your friends custom tune is gear for a larger diameter, he will likely get mixture issues.
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987 Airbox +986 MAF tube+986 MAF sensor is no problem on my 986 S . The airbox is not critical within reason. Boxster CAI systems have no real airbox at all.
http://986forum.com/forums/performance-technical-chat/32074-987-v-986-air-box.html
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