BMW E39 5-Series Buyers Guide – E39 Performance, Handling, and Reliability
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BMW E39 5-Series Buyers Guide – E39 Performance, Handling, and Reliability

In 1995, BMW was facing some tough competition. Mercedes were cooking up the next E-Class which would release in 1996, with all of the luxury and technical prowess that the world had come to expect from BMW’s Stuttgart-based neighbors. Audi was putting out some winners too. The 1995 Audi A6 might not have been able…

BMW E36 vs E46 – Which Is Better?
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BMW E36 vs E46 – Which Is Better?

To date, BMW has released the 3-Series over seven generations. As the most recognizable and celebrated model of the entire BMW lineup, the 3-Series epitomizes the fun daily driver. To the die-hard BMW enthusiasts out there, a battle rages on in regard to the 3-Series. Which generation is the best? While some BMW enthusiasts claim…

BMW M54 Header Upgrade Guide
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BMW M54 Header Upgrade Guide

Most owners of M54-powered BMWs will attest that the factory exhaust system is overly restrictive. The factory M54 exhaust headers are severely bottlenecked near the mounting flange, making it more difficult for exhaust gasses to escape through the exhaust system. Reduced power, torque, and throttle response are the results.  Aftermarket, high-flow headers are the easiest…

Diagnosing a Failing BMW DISA Valve – Symptoms, Problems & Repairs
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Diagnosing a Failing BMW DISA Valve – Symptoms, Problems & Repairs

Differenzierte Sauganlage – and because German’s can’t pronounce this either, BMW just took the first two letters from each word and called this the DISA Valve. BMW’s engineers discovered that the air path through the engine system has an impact on performance. In an effort to improve performance, BMW released the DISA valve in 1995….