In stock (can be backordered)
O ring to fit to the intake trumpet.
748 916 996 S4 S4R ST4 ST3 etc
Why not buy a PHM or PHF DellOrto overhaul kit and refresh those carburettors to get your bike running tip top.
Fresh gaskets and o rings stop small air leaks and bad fueling which cause running issues on your pride and joy. Your bike will love you for it.