Supertech Nissan VQ37VHR Black Nitrided Intake Valve - +1mm Oversize - Set of 12 NIVN-1038-12 Model_Forester 2008-2012 If we don’t think a

If we don’t think a hose is good enough

Where high vacuum pressure can become an issue they have developed an encapsulated wire helix design to combat any risk of collapse

It is also recommended that you use 3 bond sealer (SGA35) to seal the oil pump to the block assembly

These are suitable for very high power applications which are suitable for installations using Nitrous

Supertech Nissan RB26DETT Black Nitrided Intake Valve - +1mm Oversize - Set of 12

Supertech Nissan VQ37VHR Black Nitrided Intake Valve - +1mm Oversize - Set of 12 NIVN-1038-12 Model_Forester 2008-2012 If we don’t think aSupertech Nissan VQ37VHR Black Nitrided Intake Valve +1mm Oversize Set of 12 SKU: NIVN 1038 12