BMW F80 M3 & F82/F83 M4 & F87 M2 S55 & N55 Precision Dynamics 1 Piece Keyway Crank Hub Available Coupon Code:"M3Parts" (Enter manually at checkout) Professional install is recommended

Professional install is recommended

By ensuring a sealed system we have improved on the IAT’s of the OEM airbox whilst at the same time increasing the internal volume to reduce the pressure drop and therefore reduce pumping losses of the turbo

you can replace it with this Original BMW part

This Valved Catback Exhaust System boasts Electric Actuated Valves

You can use discount coupon code "M3Parts" on the entire Cen-Cal Motorsport website to save money at checkout

BMW F80 M3 & F82/F83 M4 & F87 M2 S55 & N55 Precision Dynamics 1 Piece Keyway Crank Hub Available Coupon Code:"M3Parts" (Enter manually at checkout) Professional install is recommendedDesigned 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