BMW N54 SPARK PLUG UPGRADES: WHICH DO YOU USE?
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BMW N54 Spark Plug & Ignition Coil Replacement + The BEST Gap Method! (135i, 335i, 535i DIY)
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Ultimate BMW Engine Showdown: N52 vs N54 vs N55 – Which One Should You Choose? | Comparison & Review
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Which Spark Plugs should you run on your F30 335 AND how to install them!
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Why I switched from 5w40 to 0w30 in my 340i
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Do THIS to Your BMW to AVOID a $7,000 Repair!
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E90 E82 E89 F3x B58 COIL CONVERSION FOR N54 AND N55 BMWs
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JUNKYARD LS PLUG GAP TEST. DOES MORE GAP EQUAL MORE POWER? HOW MUCH SHOULD I RUN? .010 VS .100 GAP
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