BMW MHD Tuning App – N54, N55, S55, B58 & N13 Flash Tunes
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BMW MHD Tuning App – N54, N55, S55, B58 & N13 Flash Tunes

MHD offers flash tunes for the turbo BMW N54, N55, S55, B58, and N13 engines. Their app is easy to use and makes tuning your BMW a breeze. However, the app is only available on android devices. Unfortunately, Apple prohibits the use of 3rd party USB cables, so iOS is out of luck (not completely)….

BMW N54 Ultimate Data Logging Guide – JB4 Data Logging

BMW N54 Ultimate Data Logging Guide – JB4 Data Logging

We recommend Burger Motorsports JB4 tune not only as an excellent stand-alone tune, but also for its advanced safety, boost control, and data logging. The JB4 works wonders whether you are running the JB4 as a stand-alone tune or coupling it with a back-end flash tune. Data logging is essential to ensure your tuned and…

BMW N54 30FF Engine Fault Code – 30FF Diagnosis & Repair Guide

BMW N54 30FF Engine Fault Code – 30FF Diagnosis & Repair Guide

The 30FF BMW fault code is one you do not want to see on your BMW. Unfortunately, if you are here, I’m guessing you’ve got the dreaded code and are looking for answers and hoping those answers don’t come with big dollar signs. The 30FF code will usually read “DME: Turbocharger, charge-air pressure too low“….

How to Prevent N54 Chargepipe Failure
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How to Prevent N54 Chargepipe Failure

Whhhhhhhhh–Pssssshhhhhhhhhh! (that’s my attempt of a spooling turbo followed by the blow-off valve) BMW’s boost pressure release system is controlled by a diverter valve instead of a traditional blow off valve. A diverter valve serves the same purpose as a blow off valve, although they function somewhat differently. N54’s come stock with diverter valves, mounted…

BMW N54 335i Cost of Ownership – Maintenance & Repair Costs

BMW N54 335i Cost of Ownership – Maintenance & Repair Costs

Cost to Own a BMW 335i N54 When it comes to owning an N54 powered BMW 335i many are driven away due to concerns over the cost of repairs and maintenance. Reliability is a case by case basis; some may experience endless issues while others may go 100,000+ miles without any significant problems. A majority…

BMW N54 vs. N55 vs. B58 vs. S55: Performance & Reliability
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BMW N54 vs. N55 vs. B58 vs. S55: Performance & Reliability

Ever since the twin turbo N54 hit the markets in the 2007 BMW 335i, BMW has been building on the design of the turbocharged, direct injected inline 6 engine. In 2010, the 335i received the updated N55 engine followed by the B58 in 2016, however, the model was rebranded to the 340i. Unsurprisingly, the success…

BMW N54 Intercooler Guide – Best N54 FMIC’s
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BMW N54 Intercooler Guide – Best N54 FMIC’s

Front mounted intercoolers are extremely important applications on turbocharged cars. Intercoolers cool the compressed air created from the turbochargers, reducing the temperature and increasing the density of the air that is fed into the engine. Cooling the air makes the air more oxygen rich, therefore improving the combustion in the engine by allowing more fuel…