The Supertech single valve spring kit is made for Audi 2.5T FSI/TFSI engines (EA113/EA888) and provides replacement valve springs for engine rebuilds or maintenance. Supplied as a kit for single‑valve configurations, it serves as a direct replacement component where OE springs are being serviced or upgraded. Use this kit during cylinder head work, valvetrain refreshes, or performance rebuilds that demand reliable spring components.
Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit