{"title":"PSR Manifolds","description":"","products":[{"product_id":"psr-air-cooler-billet-manifold-for-s58-engine-g80-g81-g82-g83-g87-m2-m3-m4-f97-x3-m-f98-x4-m","title":"PSR - Air Cooler Billet Manifold for S58 Engine – G80\/G81\/G82\/G83\/G87 M2\/M3\/M4 F97-X3-M F98-X4-M","description":"\u003cul\u003e\n\u003cli\u003eLargest Heat Exchanger Volume (5250cc) with One-Piece CNC Construction, +62.4% vs OEM\u003c\/li\u003e\n\u003cli\u003eSolving Throttle Offset Airflow Imbalance (CFD-Driven Design)\u003c\/li\u003e\n\u003cli\u003eModular Runner Design for Scalable Fueling\u003c\/li\u003e\n\u003cli\u003eIntegrated High-Flow Fuel Rail System\u003c\/li\u003e\n\u003cli\u003eLow internal surface roughness\u003c\/li\u003e\n\u003cli\u003eOEM-Level Fitment \u0026amp; Serviceability\u003c\/li\u003e\n\u003cli\u003eAdvanced Thermal Isolation \u0026amp; High-Pressure Sealing\u003c\/li\u003e\n\u003cli\u003eStainless Steel Thread Sleeve for Lifetime Durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003cbr\u003e6061-T6 aluminum, full CNC-machined construction\u003cbr\u003eLargest S58 plenum volume on the market (5250cc)\u003cbr\u003eOne-piece billet plenum for strength and consistency\u003cbr\u003eCFD-optimized internal airflow guide plate\u003cbr\u003eProven improvement in airflow uniformity\u003cbr\u003eInterchangeable modular runner design (single MPI \/ dual MPI)\u003cbr\u003eIntegrated AN8 high-flow fuel rail options\u003cbr\u003eBosch EV14 injector compatibility\u003cbr\u003e6* top-mounted NPT ports for methanol, nitrous, and sensors\u003cbr\u003eOEM mounting points and serviceability retained\u003cbr\u003e2* bottom-mounted NPT ports for boost source, MAP sensor, or other NPT purposes.\u003cbr\u003eStainless steel thread inserts at plenum to runner flange— built for repeated install \u0026amp; 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