Rare Parts › Top Secret Titanium Engine Cover for G37 Image 1 of 3 Image 2 of 3 Image 3 of 3 Top Secret Titanium Engine Cover for G37 $175.00 sold out Titanium Gradient Engine Cover for Nissan/Infiniti G37New ConditionV36 FitmentMade by Top Secret Japan Sold Out Added! Titanium Gradient Engine Cover for Nissan/Infiniti G37New ConditionV36 FitmentMade by Top Secret Japan