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BLOX Racing takes the pain and confusion out of fuel injector harness splicing and soldering. With BLOX Racing Quick Connectors, installing is quick and easy. These quick connectors feature a 1-piece molded body and no wires. Simply connect and go! BLOX Racing Quick Connectors are available for the following harnesses.
Key Features
- High-Strength Nylon Construction: Withstands fuel exposure and high pressure to deliver lasting performance without cracking.
- Stainless Steel Retaining Clips: Locks injectors securely in place to avoid vibrations or disconnections under load.
- Viton O-Rings Supplied: Creates tight seals that hold system pressure and block fuel leaks entirely.
- Set of 4 Included: Equips every cylinder on inline-4 engines using OEM-style connectors for complete coverage.
- Injection-molded high-strength nylon with stainless steel clips and Viton o-rings for fuel resistance.
- Tested in high-horsepower builds for consistent results.
Fitment
| Fitment Basis | Universal by exact dimensions, interface, quantity, and intended function |
|---|---|
| Required Verification | Confirm every dimension, thread, bore, connection, material, clearance, and system requirement before ordering |
Specifications
| Manufacturer | BLOX Racing |
|---|---|
| Manufacturer Part Number | BXFU-00621-4 |
| Product Type | Fuel Injector Adapters |
| Fitment Type | Universal by exact dimensions and intended function |
What's Included
One new BLOX Racing product in the exact configuration identified by manufacturer part number BXFU-00621-4. Only components expressly stated for this exact part number are included.
About BLOX Racing
BLOX Racing develops performance intake, exhaust, fuel, engine, drivetrain, suspension, wheel-hardware, and interior components for street and competition applications. Selection remains exact-part-number and exact-application specific.
Related BLOX Racing Products
- BLOX Racing Fuel Injector Harness - Bosch to OBD1 (Set Of 4)
- BLOX Racing Injector Pigtail Ev14 Female - Set Of 4
- BLOX Racing Eco-Fi Street Injectors 1000cc/min w/ 1/2in Adapter For Honda K Series - Set of 4
Browse the BLOX Racing collection for related performance components.
Frequently Asked Questions
Is this part tied to a specific vehicle?
No verified vehicle YMM is assigned. Select it by the exact dimensions, thread or bore, connection, quantity, material, and intended system function.
Does this include everything needed for installation?
Only the components expressly listed for this exact BLOX Racing part number are included. Gaskets, fluids, tuning, adapters, fasteners, wiring, tools, and companion parts may be required depending on the application.
Will tuning or calibration be required?
It may be required when airflow, fueling, boost, throttle control, emissions equipment, or engine management changes. Confirm the manufacturer requirements for the exact vehicle and combination before installation.
Installation Instructions
Follow the current BLOX Racing instructions and vehicle service information for this exact part number. Verify fitment and included components before disassembly, use the specified tools and torque values, check all clearances and connections, and inspect the installation before operation. Professional installation is recommended.
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