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FlexAppeal4x4

Nissan Patrol TD42 Injector Pump & Injectors – 250HP+ Combo

Regular price $3,000.00 AUD
Regular price Sale price $3,000.00 AUD
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Unleash serious power and reliability from your TD42 with this complete diesel fuel system upgrade. The FlexAppeal4x4 250HP+ Combo includes a high-performance FAP4x4 mechanical injector pump and a matched set of injectors — built and tested together for optimal flow, atomization, and drivability.

Perfect for high-boost applications running aftermarket turbos, intercoolers, and tuned setups. Whether you’re chasing EGT control, fast spool, or maximum torque, this combo delivers consistent fuel delivery under load.


What’s Included:

  • 🟢 FAP4x4 Performance Injector Pump
    Custom-built VE-style pump featuring a 12mm head & rotor, steep-ramp cam plate, and high-lift delivery valves. Tuned for crisp throttle response and consistent fueling up to 250+ HP on TD42.

  • 🟢 Matched TD42 Diesel Injectors
    Flow-balanced, pop-tested, and pre-set for use with this pump. Built to handle high fuel volume and boost while maintaining spray pattern and combustion efficiency.


Ideal For:

  • High-performance TD42 builds

  • High flow turbo setups

  • 15-30 PSI boost applications

  • Touring and competition vehicles


Key Features:

  • Designed for TD42 mechanical engines (GQ & GU)

  • Built in-house using tested Bosch/Denso/Zexel components

  • Supports up to 250+ HP with supporting mods

  • 12-month warranty included

  • Free phone support for install and tuning tips


Upgrade once. Do it right.
FAP4x4 combo kits are assembled with one goal: reliable, real-world power for real diesel builds.

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