The JB4 is a true user adjustable plug and play solution for all MQB based models in the VW Audi Group range. Power Gains: Starting at 45bhp and 45ft-lb with 91 octane/95Ron with + 4.50psi boost over stock on the default setting.
How much HP does JB4 add?
The JB4 Tuning Box increases horsepower by 40 to over 100 horsepower depending on the type of fuel used. 91 octane produces 40 horsepower gains, 93 octane 60 horsepower, and 98 octane+ over 100 horsepower.
What does a JB4 tune do?
What is a JB4? The JB4 is a plug and play tune available for turbocharged vehicles. The JB4 tuner installs between your car’s sensors and its DME/ECU (computer) and manipulates vehicle performance through these connections making your vehicle much faster.
What is better MHD or JB4?
MHD offers some very cost effective back-end flash maps for the JB4. The back-end flash shifts the timing, VANOS, and fueling to the flash side while the JB4 retains its more accurate boost control, in-dash gauges, E85 autotuning, and various safety features.
Can dealers detect JB4?
Actually according to jb4, if it’s installed and uninstalled correctly each time. The dealership would have no way of seeing any tampering. Bmw will detect your JB4 if they dig deep enough.
Does JB4 make car louder?
JB4 open flap. Yes the tips shouldn’t make a difference, but the car was 100% louder after I put them on. I normally got a pretty loud gurgle sound especially when it was dropping into low RPM’s and when I would shift. Now with the JB4 the gurgle is gone and the car seems quieter.
How much HP does a FBO N54 have?
My answer was basically 350-360whp, which translates to 410-420hp.
Can JB4 adjust timing?
While performance is usually very similar between the two there are a few things the JB4 just can’t do including changing fuel injection timing (exhaust pops and bangs), raising the RPM limiter, adjusting valve timing, and in some cases, raising the speed limiter.
How much power can you get from N54?
N54 Engine Limits – Simple Answer. The N54 can handle around 600-650whp and 550-600wtq on the stock block and internals.
Does JB4 damage engine?
The JB4 doesn’t accelerate wear on anything by itself. What accelerates wear is the increased performance of the car. A flash tune will wear it as well. But injectors, coils, and turbos will fail regardless of a tune/Jb4 or not.
Is JB4 safe for engine?
Jb4 is the most proven BMW tune in the world, its 100% safe. No reason to worry. I have been reading a lot about JB4 here and although I have no intention to void my warranty and jeopardise the engine (yet), I wonder how high the risk on B58 is?
What is the best tuner for BMW?
- Hamann Motorsport. Hamann is a tuning shop that’s all about exclusive cars. Their BMWs appear on racetracks, streets, car parks, and just about everywhere else.
- Dinan. What is this? Report Ad.
- BimmerWorld. BimmerWorld is definitely one of the best-known BMW tuners stateside.
How much does MHD N54 cost?
Purchasing MHD Flash License The cost of the licenses are as follows: N54 – $99. N55 E Series – $199. N55 F Series – $249.
Does JB4 have stage 2?
There are no longer stages with the N54 JB4.
Which is better RaceChip or JB4?
Racechip is easy to install, SUPER Quality, and easily knocks 0.80 seconds off your 0-100mph time. JB4 will add more average and peak power and go faster than RaceChip if you want to push boost and parts.
Does JB4 void BMW warranty?
The JB+ or JB4 does not void your warranty. However if there is a failure or a part that could be attributed to the aftermarket device, that warranty claim could well be denied.
Can BMW detect a piggyback?
The piggyback itself would not be flagged by the computer system but could be flagged visually by a technician if you left it on. The issue is at the time of failure, if something happens and you then remove the piggyback then it won’t matter.
Does Racechip void warranty BMW?
Their warranty is limited to 10k coverage and has a 2500 deductible and is void of you are doing racing, or performance driving..
Does JB4 remove speed limiter?
Speed limiter gets removed with jb4 backend flash.
Does JB4 have launch control?
Jb4 doesnt have launch mode, only Procede.
How much HP does JB4 Map 2 add?
I’ve seen people do stage 2 (JB4 MAP2) dynos with a DP, IC, and chargepipe and they’re getting 60HP over stock. From what I understand, JB4 is just a boost controller. Stock boost is around 18PSI and MAP2 hits around 23PSI. Is +5PSI in boost really all it takes to add ~60HP?
How fast is FBO N54?
Brake-boosting the AWD N54 yielded a best blistering fast time of 11.9 @ 116mph. That’s about two full seconds faster than a stock N54 335xi which typically run in the 13.8 to 14.00 second range.
How much HP does a Stage 2 335i make?
Expected horsepower for the N54 on stage 2 maps is in the ballpark of 330-390whp.
How much HP can a stock 335i transmission handle?
So what i gather from this post, is that keeping a 335i auto around 400-450 whp is pretty safe for our tranny’s, if you keep it off the track and no hard launches with sticky tires…
Does JB4 have burble?
With my catless downpipes and JB4 the car burbles nicely. I love the sound actually!