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It is only required when you are wanting to change boost settings with a tuning device such as JB4 or Motiv boost box
including the 6061 aluminum oil line fittings and the 303 stainless steel tie-down plate
Racing or Stock Factory Replacement applications
a common issue with the direct fuel injection N20 and N26 engines
BMW B46 Valve Springs by SuperTech Seat Pressure:84 lbs It is only required whenSupertech Valve Springs for the BMW B46 engine are engineered for high performance builds that demand reliable valvetrain control at high RPMs. Whether you're chasing power on the street or building for track duty, these springs are designed to reduce valve float, improve stability, and maintain precise valve operation under extreme conditions. Developed with advanced materials and exacting tolerances, Supertech valve springs offer significantly
US$ 6110.50
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