In an age when most automakers opt for the V6 or inline-4, BMW keeps chugging along with its inline-6 engine. Which version is more reliable, B58 or M54?
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vehiclesgarage.com
vehiclesgarage.com
In an age when most automakers opt for the V6 or inline-4, BMW keeps chugging along with its inline-6 engine. Which version is more reliable, B58 or M54?
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