Unlock the full performance potential of your BMW S58 engine with the BN S58 Port Injection Manifold Upgrade – a high-performance solution engineered for serious power builds and advanced fueling needs.
Crafted from durable cast aluminum, this upgraded intake manifold features a massive 15-row bar-and-plate style water-to-air intercooler core, delivering over 60% more cooling capacity compared to the factory manifold. Whether you're running higher boost levels or preparing for ethanol/methanol blends, this core ensures maximum intake air cooling for safer, more consistent power output.
Designed specifically for BMW S58 engines (found in the G80 M3, G82 M4, X3M, X4M, and more), this manifold supports port injection (PI), enabling superior fuel delivery for high horsepower setups. The kit includes:
High-flow aluminum intake manifold with integrated 15-row W2A cooler
Precision-machined mating flanges and fuel rail
BN Phenolic Thermal Spacer – helps reduce heat transfer from the head to the manifold for cooler intake temps
Whether you're chasing big power or prepping for flex fuel or race gas, the BN S58 PI Manifold is a must-have upgrade for any serious build.
Key Features:
Direct-fit for all S58 applications
Over 60% larger intercooler core vs OEM
Integrated port injection fuel rail
Cast aluminum construction for durability under high boost
Supports advanced fueling setups
Phenolic thermal spacer included
Compatible with:
BMW G80 M3, G82 M4, G83 M4, F97 X3M, F98 X4M, and other S58-powered models.
Maximize performance, improve cooling efficiency, and future-proof your fueling setup with the BN S58 Port Injection Manifold Upgrade — built for boost, tuned for power.
