4JJ1 +50 Injectors – Isuzu D-MAX (2017–2020 DPF Model)

✅ +50% Fuel Upgrade | ✅ Brand New Genuine Denso | ✅ Free Express Shipping Australia-Wide

Upgrade your Isuzu D-MAX 4JJ1 with a set of 4x Brand New Genuine Denso +50 Injectors – no exchange, no compromise. Designed to suit the 2017–2020 DPF model, these injectors deliver increased fuel flow to support high-performance builds with upgraded turbos like the F44 or F55.

These injectors are fitted with high-precision Japanese-manufactured nozzles, offering superior reliability and flow consistency compared to reconditioned alternatives.

🔧 Suits:

• Isuzu D-MAX 4JJ1-TCX – 2017 to 2020 (DPF Model)

Injector compensation code begins with '9F' – please confirm before ordering if unsure.

📦 Part Numbers:

• Denso: 295050-2420
• Isuzu / GM: 8-98317930-0

💥 Recommended Setup:

• F44 / F55 Turbocharger Upgrade
• Front Mount Intercooler
• ECU Remap (Required)
• DPF Delete May Be Required*

💳 Flexible Payment Options

Buy now, pay later with Afterpay, Humm, Klarna, and Zip.

🚚 Free Express Shipping Australia-Wide

Fast, tracked delivery straight from our Aussie warehouse.

*Model year range and DPF details are a guide only – message us if you’re unsure of compatibility.