4GR-FSE Ported Intake Manifold Set | Lexus IS250 / GS250 Nissan Silvia S14 this is the perfect time

this is the perfect time to add E85 fueling

The ICE BOX and catch can each include a QR code linking to a full installation video

Z & G — Nissan 370Z / 350Z / Infiniti G37 / G35

Cooler color: Black / Silver — selected at checkout

4GR-FSE Ported Intake Manifold Set | Lexus IS250 / GS250 Nissan Silvia S14 this is the perfect timeYour factory 4GR FSE manifold restricts airflow right where it matters most. This ported upper and lower manifold set opens up the runners for smoother airflow, better throttle response, and real gains across the RPM range hand finished, not mass produced. Key Benefits Upper manifold features expanded, smoothed runners for increased volume and velocity Lower manifold fully ported and polished for a seamless transition to the cylinder head Hand