GEN 2 Jb4

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GCATX

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I got one from Nick last week. Received day after ordering, though I am only a couple hundred miles away. Nice that they have them in stock and not being drop shipped. One less set of hands to screw things up.

Running on Map 3 with 93 octane, noticeable positive difference in acceleration. No issues as of yet.
 
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Mcd2148

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I didn’t get the wireless connection I got the cord for the laptop I need to figure out how to switch between the mods
 

Chris_S

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I have the JB4 and ran it for several weeks on Map 3 before deciding to move up to a tune. Nice power adder and worthwhile mod if you want to avoid warranty concerns related to a custom tune.
 

Cdcorn1

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I’ve had one installed for a few months without any issues. Living in CA and only having 91 octane available, I usually run on Map 1 or 2. There is a noticeable increase in power. I would recommend it if you want a plug in play module. The Bluetooth option is handy to keep an eye on things.
 

Nick@Apollo-Optics

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I got one from Nick last week. Received day after ordering, though I am only a couple hundred miles away. Nice that they have them in stock and not being drop shipped. One less set of hands to screw things up.

Running on Map 3 with 93 octane, noticeable positive difference in acceleration. No issues as of yet.

Thank you for your support! Glad you’re happy with it!

I didn’t get the wireless connection I got the cord for the laptop I need to figure out how to switch between the mods

Here you go, this should help: https://www.n54tech.com/forums/showpost.php?p=197021&postcount=1
 

FoShizzle

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One year and 40k miles with JB4 + bluetooth connect kit. I daily drive on Map 2 and switch to Map 5 with an e85 mix from time to time. No regrets!
 
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Mcd2148

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I just installed mine and have to get the Bluetooth kit the cable to a laptop is just too much work. I drove about 10 miles and didn’t really feel anything different
 

FoShizzle

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I just installed mine and have to get the Bluetooth kit the cable to a laptop is just too much work. I drove about 10 miles and didn’t really feel anything different
Check with BMS and see what map (if any) is set as default.
 

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