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Precision Raceworks MPI Kit for Audi B8 B8.5

601-0243
Fueling
$1,899.99
$1,899.99

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The Precision Raceworks Multiport Injection (MPI) kit with flex fuel compatibility provides critical supplemental fueling to safely support high power levels on your supercharged platform. Engineered for seamless OEM-like integration, the complete assembly installs discreetly beneath the factory components with 100% E85 compliance.

Equipped with genuine Bosch Motorsport 750cc injectors flow-matched within 2%, this kit eliminates runner flaps to enhance port air volume and deliver linear airflow. Pair this kit with your preferred standalone injector controller to solve all fueling limitations on your high-performance build.

Key Features

Brand Precision Raceworks
Product Type Multiport Injection Kit
Injector Type Bosch Motorsport
Injector Flow Rate 750cc at 43.5 psi (1000cc at 72 psi)
Flow Matching Static & dynamic within 2%
Fuel Compatibility 100% E85 / Flex Fuel Compatible
Flap Delete Integrated Runner Flap Delete
Product Weight 5 lb

Highlights

  • 100% E85 and flex fuel compliant design
  • Genuine Bosch Motorsport injectors flow-matched within 2%
  • Deletes intake flaps and enlarges runners for increased airflow
  • Factory-like concealed installation once fully assembled

Compatibility

Compatible with 2009–2017 Audi vehicles equipped with the 3.0 TFSI supercharged engine, including Audi S4, S5, SQ5, Q5, Q7, A6, A7, and A8 (B8/B8.5 and applicable chassis).

What's included

  • Multiport injection plates with flap delete runners
  • Flow-matched genuine Bosch Motorsport injectors
  • Fuel rail assembly and mounting hardware
  • Detailed Certificate of Conformance with flow data

Frequently asked questions

What injectors come with the MPI kit?

The kit includes genuine Bosch Motorsport 750cc injectors tested at 43.5 psi (flowing up to 1000cc at 72 psi), static and dynamically flow-matched within 2%.

Is this kit compatible with E85 fuel?

Yes, this multiport injection kit is 100% flex fuel and E85 compliant.

Does the kit modify intake airflow?

Yes, the kit opens the runners to increase port air volume and deletes the factory runner flaps to promote more linear airflow.

Is an injector controller included with the kit?

No, an injector controller such as the AIC-2 must be paired separately with the kit to control the secondary injectors.

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