SpeedBX available, Plug and play 35 mph (flat ground) No torque loss, Speedo, range, everything on the dash accurate.
Works with Any battery, Add Lithium for more Range and Some extra torque.
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order from djgabriel2004
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Shot you an email @djgabriel2004 !
I have a 2018 e4 w/ lithium pack. Been looking for a speedbox (or really any alternative to regearing). Any available?
Yes Iām out of town till next week tho, send me a prv message