BMW 3-Series (E90 E92) Forum - View Single Post - What map should I use with a JB4 tuner on my N54

TyroneShoelaces · 01-04-2024, 08:12 AM

None of them. Get MHD. Don't bother with JB4, old tech unless you're running a single turbo or some other unique mods. I have a JB4 sitting inside the dme box for a long time just unplugged. You can buy a used one for like $50

01-04-2024, 08:12 AM	#2
TyroneShoelaces Captain 414 Rep 642 Posts Drives: E91 N54 swapped Join Date: Feb 2021 Location: FL iTrader: (0)	None of them. Get MHD. Don't bother with JB4, old tech unless you're running a single turbo or some other unique mods. I have a JB4 sitting inside the dme box for a long time just unplugged. You can buy a used one for like $50
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