Best M54 Bolt-On Engine Mods The BMW M54 engine first hit markets in 2000. It's available in 2.2L, 2.5L, and 3.0L variants that offer 170-228 horsepower. It may not sound like a lot by today's standards and it's probably not. However, the performance is highly impressive for the early 2000's and the E46 BMW's are pretty light. There's no question the M54 is a solid engine, and … [Read more...] about BMW M54 Bolt-On Performance Mods
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Diagnosing a Failing BMW DISA Valve – Sypmtoms, 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. The valve is responsible for controlling … [Read more...] about Diagnosing a Failing BMW DISA Valve – Sypmtoms, Problems & Repairs
The 5 Most Common BMW M54 Engine Problems
Whether you're new to BMW or a long time enthusiast, engine reliability and problems are always a topic of conversation. BMW is held in high regard to their straight six engines, with the M54 being an iconic engine. The M54 engine is a naturally aspirated inline-6 that was primarily featured in the 2000-2006 E46 3-series, in addition to the Z3/Z4 and X3/X5 models of the … [Read more...] about The 5 Most Common BMW M54 Engine Problems