Sep 23, 2019 · I installed both the JB4 and the BMS Intake. The increased power is very noticeable... kind of unexpected... The sound of the turbos spooling is much louder
People also ask
Does JB4 increase horsepower?
How much HP does an X5 40i have?
Is a JB4 tune worth it?
Is the X5 40i fast?
Feb 2, 2020 · Have you driven both? They drive completely different. The 50i is a confidence inspiring monster, and the 40i is just a nice little peppy get ...
$25 to $529
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness ...
Dec 25, 2022 · I was leaning towards race-chip or JB4 just not sure which one to get and which model to get. Current Fleet: 2023 BMW Individual M3 6MT - On ...
The X5 feels so light now and the engine feels as it should feel from day one. Funny thing is I don't feel the need to push the throttle to 75% or so to get it ...