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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
the airbox is made 100% in prepreg carbon fiber in Karbonius facilities in Spain under ISO 9001 Management Quality System rules by qualified staff
along with a ValvedExhausts remote and receiver
From scorching summer heat to freezing winter cold
on closer inspection
Our new B9 system has a new style mid pipe
BMW F80 M3 & F82/F83 M4 & F87 M2 S55 & N55 Precision Dynamics 1 Piece Keyway Crank Hub Wheels the airbox is made 100%Designed by Precision Dynamics, manufactured in the United States. The 1 piece crank hub design eliminates the possibility of a crank hub from spinning. We designed our crank hub to have a keyway, with a higher shear strength over dowel pin designs. The S55, whether stock or modified, has a possibility of crank hub failure. The OEM crank hub is a 3 piece design, utilizing friction disc to retain engine timing together. The friction disc depends on
