Kits with single-mass aluminum flywheel are now known to all the problems of this flywheel-clutch assembly when the stock horsepower is increased (even if only through ECU reprogramming).
ALUMINUM FLYWHEEL AND REINFORCED CLUTCH KIT PROTOXIDE KIT IS ALREADY FULLY BALANCED AND READY TO INSTALL.
If you want the same kit for Multiair engines, specify it in the order notes.