GSC P-D Viton 5.5mm Valve Stem Seal Set Nissan 350z / Infiniti G35 VQ35DE S2000_2000-2009 Pair the spacer up with

Pair the spacer up with a Thermal Throttle Body Gasket & Intake Manifold Gasket (not all applications) for even better gains by reducing the heat transfer from your engine

Part #: KDT906

Type: Dual Spring

0 Pads offer more stopping power and resistance to brake fade

So now you say

GSC P-D Viton 5.5mm Valve Stem Seal Set Nissan 350z / Infiniti G35 VQ35DE S2000_2000-2009 Pair the spacer up withPart #: 1050 GSC Power Division Viton Valve Stem Seals for the Nissan VQ35, VR38 and VG30 6mm valve size seal set. These are an upgrade from the standard OEM material to help cope with the higher heat caused by high performance engines. Sold as a set of 24