Grommet Type Head Gasket GR Corolla / Yaris (G16E-GTS) elantra n API GL-4 / GL-3 /

API GL-4 / GL-3 / GL-1

(Naturally other changes in the ECU will net great results

This valve combined with the Primary Valve from the sequential dual valve structure

switch it back for full stealth mode

Grommet Type Head Gasket GR Corolla / Yaris (G16E-GTS) elantra n API GL-4 / GL-3 /GROMMET TYPE HEAD GASKET (t=0. 8) for GR YARIS G16E GTS It is a grommet type gasket that can be used even if the boost is further increased with G16E GTS for GR YARIS with high combustion pressure. HKS Grommet type It improves the sealing limit by securing the surface pressure of the gasket sealing surface by employing the grommet structure. It put the shims at either end of the engine deck to apply the load evenly when tightening the head bolt to