Fuel Injector Clinic 1650cc High Impedance Fuel Injector Set for BMW S58 M2, M3 & M4 (IS833-1650H)
Take your BMW S58-powered build to the next level with the Fuel Injector Clinic IS833-1650H 1650cc High Impedance Fuel Injector Set. Designed specifically for S58 applications utilizing an aftermarket intake manifold or port injection kit, this six-injector package delivers the fuel capacity needed for serious horsepower while maintaining the exceptional idle quality and drivability Fuel Injector Clinic is known for. Whether you're building a high-powered street car or an all-out race machine running E85 or gasoline, these injectors provide the precision and consistency required for dependable performance.
Featuring advanced high impedance ball and seat injector technology, the IS833-1650H offers outstanding linearity and excellent short pulse width repeatability for smooth operation throughout the RPM range. This kit includes Jetronic quick-release injector pigtails (PGTJETQ6), with optional PADPJtoU6 adapter harnesses available for additional installation flexibility. Every injector is individually flow matched using Fuel Injector Clinic's exclusive Data Match Technology and includes a serial-number-specific calibration sheet with detailed flow and latency information for maximum tuning accuracy.
Quick Specs
- Part Number: IS833-1650H
- Injector Size: 1650cc/min
- Injector Quantity: 6
- High impedance (saturated) ball and seat injectors
- Designed for aftermarket intake manifold or port injection kit applications
- Includes Jetronic quick-release injector pigtails (PGTJETQ6)
- Optional USCAR adapter harness available (PADPJtoU6)
- Flow matched using Fuel Injector Clinic Data Match Technology
- Individually serial numbered with calibration data sheet included
- Flow tested at 43.5 PSI (3 Bar) using CF-16B calibration fluid at 90 degrees Fahrenheit
- Includes all required O-rings for the intended application
- Lifetime warranty against manufacturing defects
Features
- Designed specifically for BMW S58 engines using aftermarket port injection systems
- Largest Fuel Injector Clinic high impedance injector compatible with all major race fuels
- Supports high horsepower gasoline and E85 applications
- Excellent idle quality and street drivability despite extreme flow capacity
- Outstanding short pulse width repeatability for improved tuning precision
- Fuel Injector Clinic Data Match Technology delivers industry-leading injector matching accuracy
- Compatible with pump gasoline, E85, Q16, VP Import, FTW, MTBE oxygenated race fuels, and other performance fuels
- Durable stainless alloy valve construction resists corrosion from aggressive fuels
- Includes Jetronic quick-release injector pigtails with optional USCAR adapter harnesses available
- Backed by Fuel Injector Clinic's lifetime warranty against manufacturing defects
Fitment
- 2021 BMW M3 (G80)
- 2022 BMW M3 (G80)
- 2023 BMW M3 (G80)
- 2024 BMW M3 (G80)
- 2025 BMW M3 (G80)
- 2026 BMW M3 (G80)
- 2021 BMW M4 Coupe (G82)
- 2022 BMW M4 Coupe (G82)
- 2023 BMW M4 Coupe (G82)
- 2024 BMW M4 Coupe (G82)
- 2025 BMW M4 Coupe (G82)
- 2026 BMW M4 Coupe (G82)
- 2021 BMW M4 Convertible (G83)
- 2022 BMW M4 Convertible (G83)
- 2023 BMW M4 Convertible (G83)
- 2024 BMW M4 Convertible (G83)
- 2025 BMW M4 Convertible (G83)
- 2026 BMW M4 Convertible (G83)
- 2023 BMW M2 (G87)
- 2024 BMW M2 (G87)
- 2025 BMW M2 (G87)
- 2026 BMW M2 (G87)
FAQs
Will these injectors replace the factory direct injection injectors?
No. The IS833-1650H is designed for BMW S58 engines equipped with an aftermarket intake manifold or port injection kit. It is intended for supplemental port injection and is not a replacement for the factory direct injection injectors.
What fuels are these injectors compatible with?
The stainless alloy valve construction allows these injectors to safely run pump gasoline, E85, Q16, VP Import, FTW, MTBE oxygenated race fuels, and virtually all commonly used performance fuels.
Why Buy From Beefcake Racing?
At Beefcake Racing, we specialize in high-performance BMW and forced induction applications. We offer genuine Fuel Injector Clinic products, competitive pricing, fast shipping, and knowledgeable technical support to help you select the right fueling solution for your S58-powered build.
Need help selecting the right injectors or port injection components? Contact our team today.
Email: sales@beefcakeracing.com
Phone: 1-855-827-7223
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