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The optional exhaust crackle feature will turn off should components get too hot
Heat-treated bearing-grade stainless steel material
Specs: 9 inch long
The turbine A/R is perfectly matched to our new nickel-based superalloy K418 54mm turbine wheel
The plastic factory airbox is good at muffling intake noise and enhancing low rpm/low-speed engine performance but becomes very restrictive when the engine is operating in the higher rpm range – where most performance drivers need it
Dinan Iridium Spark Plug - 12x26.5x14MM (HV) - Heat Range 9 N20/N54/N55/S55/N63/N63TU/S63/S63TU BMW M5 G90 The optional exhaust crackle featureAlways check sizes, gap, and heat range specs before installing. Installation of the wrong length plug can cause damage to the engine. You must verify this before installing the plug. N20 N54 N55 S55 N63 N63TU S63 S63TU Dinan Iridium Spark Plugs are an excellent upgrade for tuned, and even stock engines, where applicable.* Our spark plugs are made from Iridium one of the strongest materials available. They last longer than other materials with higher
