Inlet Plenums and Throttle Bodies Plenums:- RB30 Upgrade Fabricated Alloy Plenum S13 SR20DET Cast Alloy Plenum 4G63 3 Piece Big Port Alloy Fabricated Plenum *COMING SOON 4G63 3 Piece Small Port Alloy Fabricated Plenum *COMING SOON Throttle Bodies:- Throttle Body Upgrade WRX *COMING SOON Throttle Body Upgrade SR20DET *COMING SOON Throttle Body Upgrade LS-1 Throttle Body Upgrade XR6/XR6T Throttle Body Upgrade XR8 Throttle Body 90mm *COMING SOON Throttle Body 100mm *COMING SOON Throttle Body 110mm *COMING SOON Throttle Body 115mm *COMING SOON Throttle Body 120mm *COMING SOON Throttle Body 125mm *COMING SOON Throttle Body 130mm *COMING SOON Throttle Body 135mm *COMING SOON All images and information and contained on these pages are © 2004-2006 GCG Turbochargers Australia Pty Ltd
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