The Edelbrock #15903 is a 60 pound-per-hour Fuel Injector for the E-Street TBI, ProFlo EFI, and Edelbrock supercharger systems. It is a compact body, Siemens injectors. They feature Bosch style connectors and are capable of up to 800 horsepower. The injectors are offered as a replacement for the E-Street TBI, #1572 supercharger, as an upgrade to our other supercharger kits, or as a supplemental part for our competition supercharger kits. It is a Black compact injector with a Blue colored band. Set of 8 Injector. For Single Injector use #51-4106
Installation Instructions
⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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Avoid the headache of the wrong part. If you are unsure about compatibility, contact us first. If we verify the fitment for your vehicle via email and it doesn’t fit, we will handle the exchange at no cost to you.
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Exclusions:
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To ensure every customer receives brand-new, untampered components, parts that have been installed, modified, or used are non-returnable. Custom builds, special orders, and wheel/tire packages are considered final sale.
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Fitment Guarantee
Fitment guides and tools are helpful—but your car is unique! Some trims and options aren’t always listed, so if you want 100% confidence that a part will fit, our team is happy to double-check for you. We take the guesswork out of your purchase by standing behind our expertise.
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Our Promise:
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When we confirm a fitment in writing and it doesn’t work for your application, we cover the return shipping and exchange it at no cost to you.
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