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      09-08-2019, 01:16 PM   #1
gemini.m3
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Bootmod3 stage 1 91 oct at altitude

Hey guys I have a zcp 18 m3 and I purchased the tune initially to try out the cs+ map which is absolutely fantastic and doesn’t appear to be octane specific. The car is super responsive and pulls like a truck.

I decided to give the 91 octane stage 1 tune a try and I was disappointed. It doesn’t seem to pull as hard as the cs+ map which is odd to me and the only thing I can think of is the fuel mapping? I live in colorado and have heard that 93 isn’t available here because of the altitude so I feel the car compensated better on the cs map but it’s leaving power on the table for the stage 1 map..

Should I try 93 octane with e30 or some octane booster? And flash it to stage 1 93+??
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      09-08-2019, 02:30 PM   #2
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Quote:
Originally Posted by deceptiv.M3 View Post
Hey guys I have a zcp 18 m3 and I purchased the tune initially to try out the cs+ map which is absolutely fantastic and doesn’t appear to be octane specific. The car is super responsive and pulls like a truck.

I decided to give the 91 octane stage 1 tune a try and I was disappointed. It doesn’t seem to pull as hard as the cs+ map which is odd to me and the only thing I can think of is the fuel mapping? I live in colorado and have heard that 93 isn’t available here because of the altitude so I feel the car compensated better on the cs map but it’s leaving power on the table for the stage 1 map..

Should I try 93 octane with e30 or some octane booster? And flash it to stage 1 93+??
Maybe you should let the car adapt to the tune.
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