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

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 onto a chargepipe, which is responsible for routing air to the engine. As…

BMW Vanos System: Problems, Symptoms, and Repairs

BMW Vanos System: Problems, Symptoms, and Repairs

In early model BMW’s, such as our favorite E30 M3, engine timing adjustments had to be done by hand with a special tool. Variable valve timing is the solution to this problem, and just about every manufacturer has their own technology for it. Variable valve timing allows for timing adjustments to be made electronically and…

BMW N54/N55 E-Series Electric Water Pump Replacement DIY (Video)

BMW N54/N55 E-Series Electric Water Pump Replacement DIY (Video)

Signs of N55 Water Pump Failure: Engine overheating significantly – usually rapid over-heating once the pump fails Cooling Fan running full speed (noisy) Coolant boiling out of coolant cap N55 CEL Codes for Failing Water Pump: 2E81, 2E82, 2E83, 2E84, 2E85 377A Remember to check fuses Replacement Part Water Pump for E-series N55 – $389…

BMW 8-Series M850i: Everything You Need to Know About the 8-Series

BMW 8-Series M850i: Everything You Need to Know About the 8-Series

19-years after the discontinuation of the E31 8-Series, BMW has revealed the launch of the G15 8-Series. While various models are in the works, including an M8, the first car to hit the US market is the 2019 BMW M850i. The E31 8-Series featured a 840i and 850i, both 2-door coupes only. The 840i/Ci featured…

The Ultimate BMW M3 Buyers Guide: Reliability & Performance Capabilities

The Ultimate BMW M3 Buyers Guide: Reliability & Performance Capabilities

This guide is going to dig into every BMW M3 model ever manufactured. If you’re going to buy an M3, you probably already know which model you want to buy, but at least revel in the history. Regardless, we are going to cover the pro’s and con’s, reliability, and tuning potential for every M3 model…

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…

BMW VANOS Solenoid Replacement DIY – BMW N54 Engine

BMW VANOS Solenoid Replacement DIY – BMW N54 Engine

Here is our do-it-yourself guide on how to replace your BMW N54 vanos solenoids when they fail (not if). For a quick recap, the vanos system is responsible for opening and closing the intake and exhaust valves. Bad solenoids will result in poor performance, rough idling, limp mode, loss of power, inability to accelerate….it basically…