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The ISR Performance water neck outlet for Nissan SR20DET (S14) integrates a 1/8 NPT port for accessory or sensor plumbing on SR20DET cooling systems. It replaces the standard neck while providing an added tapped port for bleed, temperature sensor, or auxiliary plumbing needs commonly required in modified S14 engine bays.
ISR Performance Water Neck Outlet - Nissan SR20DET (S14) w/ Integrated 1/8 NPT Port
