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audi 2.7t c5 s4 a6 allroad 2.7l turbo bosch 550cc 650cc 750cc 850cc 1000cc fuel injectors

Clean Injection CI750 Series 750cc injectors are Bosch Motorsport base injectors. Designed to suit 01-05 Audi Allroad (2.7 Twin Turbo only)- 00-02 Audi S4- 00-04 Audi A6 (2.7 twin Turbo only) . The set of 6 injectors with plug and play connectors will fit the factory fuel rail and factory injector harness without any modifications. PLEASE VIEW VEHICLE COMPATIBILITY GUIDE BELOW.



Clean Injection CI750 series injectors have full stainless steel internationals making it compatible with all known fuels including e85. The injectors retains a consistent linear flow from 2bar to 5bar fuel pressure. Very tuner friendly with fuel trimming down to 1ms.  Every set of Injectors that leaves Clean Injection goes through extensive testing on industry leading ASNU Classic test equipment. Every set is flow tested statically, dynamically, and packed in balanced sets within 1 percent. Injectors will come with flow sheet with full data specs including injector latency/dead time data to make tuning breeze. 




  • Flow Matched Sets within ≤ 1% Static and Dynamic flow rates
  • Full Injector Latency Data Provided
  • Tunable to factory Rock solid Idle
  • Excellent Fuel Atomization
  • Direct Plug and Play Fit
  • Fast Response time
  • Consistent performance all the way to 7 BAR
  • 2 Year Unlimited Mile Warranty
  • Stainless Steel Internals 
  • Compatible with all known race fuels including E85


Fitment Guide:

- 01-05 Audi Allroad (2.7 Twin Turbo only)- 00-02 Audi S4- 00-04 Audi A6 (2.7 twin Turbo only)


Injector specs:


Static Flow Rate @ 43.5PSI (300 KPa) = 750cc

Coil Resistance: 12 Ohms / High Impedance / Saturated

14mm Inlet Diameter o-rings

48MM length 

Factory fitted with Viton upper and lower o-ring

Audi 2.7T C5 S4 A6 Allroad 2.7L turbo Bosch 750cc ev14 fuel injectors


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