850cc Bosch EV14 Fuel Injectors – BMW E46 M3 (S54) – SouthBay Flow‑Matched Set

Upgrade the fueling performance of your BMW E46 M3 (S54 3.2L) with a brand‑new, flow‑matched set of 850cc Bosch EV14 high‑impedance fuel injectors from SouthBay. These injectors deliver excellent atomization, fast response, and consistent cylinder‑to‑cylinder fueling — perfect for bolt‑on, tuned, or mild‑boost S54 applications.

Your Magento product page identifies this as a High Performance application with 100 units in stock and a retail price of $575 .

Injector Features

• 850cc/min Flow Rate – ideal for tuned NA or mild‑boost S54 builds

• Bosch EV14 High‑Impedance Core – crisp idle, excellent atomization, fast response

• Flow‑Matched to ±1% – ensures balanced AFRs and smooth operation across all six cylinders

• E85 & Oxygenated Fuel Compatible – stainless‑steel internals resist corrosion

• Stable Low‑Pulse Control – maintains OEM‑like drivability

• Plug‑and‑Play Fitment – includes proper extensions/clips for E46 M3 harness geometry

BMW E46 M3 (S54) Technical Fitment

• Engine: S54B32 3.2L inline‑six

• Model Years: 2001–2006 BMW M3 (E46)

• Injection Type: Sequential multi‑port injection

• OEM Injector Size: ~240cc (850cc is a strong upgrade for tuned setups)

• ECU Compatibility: Works with factory DME when tuned for larger injectors

• Ideal For:

  • Bolt‑on S54 builds

  • Mild turbo/supercharger systems

  • E50–E85 conversions

  • Track, street, and drift applications

Why 850cc Bosch EV14?

Bosch EV14 injectors are the industry benchmark for performance fueling. Their high‑impedance design ensures compatibility with OEM and standalone ECUs, while their ultra‑fast opening/closing characteristics maintain excellent drivability even at larger flow rates.

Included

• (6) 850cc Bosch EV14 Injectors

• (6) Plug‑and‑Play Extensions

• (6) Clips

• Flow‑match data sheet (±1% verified)

• Operating Pressure: 43.5 psi (3 bar) baseline; supports 4–8 bar systems

• Dead Time / Latency: Bosch EV14 standard curve

• Fuel Compatibility: Pump gas, race gas, E85, oxygenated fuels

• Body Style: Compact EV14

• Dynamic Range: Excellent low‑pulse control for mid‑flow injectors

• Recommended Use: Tuned NA or mild‑boost S54 builds

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