- Joined
- Jan 29, 2020
- Threads
- 2
- Messages
- 355
- Reaction score
- 457
- Location
- Australia
- Website
- www.pcmtec.com
- Vehicle(s)
- Mustang 18 GT
The active exhaust maps are likely changed for idle. With a tune you could get the exhaust fully open at idle in track mode, it may have been partially closed with the tune revision.
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