ISR Performance RamHorn Top Mount Manifold MVS SCH40 - Nissan SR20DET S13/S14 vendor_Process West Removing the second catalytic converters

Removing the second catalytic converters on your Ralliart will net you big gains

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MTX-D dual function gauge (black faceplate

Oil collected in the AOS drains out the bottom fitting and back into the engine block through this fitting

Included Design Features

ISR Performance RamHorn Top Mount Manifold MVS SCH40 - Nissan SR20DET S13/S14 vendor_Process West Removing the second catalytic convertersPart #: IS SSHT NS13 With Great Success of the ISR V3 SR20DET Manifold we have released a brand new High quality SCH40 RamHorn Top Mount Manifold with 44mm MVR wastegate flange. The ISR RamHorn Manifold is an upgrade over almost all other bottom and top mount manifolds, Utilizing thicker Schedule 40 Weld El Piping and allows room for A C and powersteering. T3 turbocharger flange 44mm wastegate flange S13 and S14 chassis A C and powersteering compatible