Keyed 4 Pin Crank Hub - M3 / M4 / M2C S55 - 4 Pin Crank Hub

  We offer the full install  WITH WARRANTY of this Crank Hub Fix Kit in-house at our 20,000 square foot facility in Orange County, CA! (1712 Langley Ave, Irvine, CA, 92614) WATCH THE ENTIRE INSTALL PROCESS FROM OUR MEDIA LINK! Contact us now for a quote and to schedule your appointment! Call: (949) 806-6777 Email: info@SSR-Performance.com   ATTENTION: Although Maximum PSI has discontinued the private labeling of this product, we still offer an updated style of this kit direct from the facility that designed and still currently manufactures it. It can no longer be purchased from Maximum PSI, however we still offer an updated keyed style solution and will perform exactly the same. Maximum PSI and SSR Performance assume no liability on the use of this product. Product is for off-road / racing use only.   WHAT IS A “KEYED CRANK HUB UPGRADE” AND WHY DO I NEED IT?There are thousands of reported cases on the internet of "spun crank hubs" on stock and modified cars with the S55 engine. The