Home / Engine & Performance / Valves & Springs / Piper Valve Seals Opel C20XE /C20LET “ARP GM DURAMAX 6.6L L5P CA625+ HEAD STUD KIT” has been added to your cart. View cart Piper Valve Seals Opel C20XE /C20LET€ 52,05 Piper Valve Seals Opel C20XE /C20LET quantity Add to cart SKU: VSOXE Categories: Engine & Performance, Valves & Springs, Valves & Springs Brand: Piper Cams Related products Engine & PerformanceEngine Block JE-Pistons Kit Lambo. Gallardo 5.0L FSI V10 ’03-08 82.50mm Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with black 12pt accessory bolts Engine & PerformanceEngine Block JE-Pistons kit Ferrari 330 4.0L 24V 78.00mm 10.0:1