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Phat Bars

Phat Bars Airbox – Isuzu D-MAX 4JJ3 (2020+)

Phat Bars Airbox – Isuzu D-MAX 4JJ3 (2020+)

$1,859.00 NZD
$1,859.00 NZD
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Taxes excluded. Shipping calculated at checkout.

Usually ships within 1–2 weeks

Phat Bars Airbox – Isuzu D-MAX 4JJ3 (2020+)

Direct Fit | Aussie-Made Quality | Off-Road Ready

OE Mounts | Water & Dust Resistant | Free Express Shipping

Product Overview

Purpose-built for the Isuzu D-MAX, this Phat Bars airbox bolts straight into factory mounts. Delivers better airflow and superior protection compared to OEM.

Vehicle Compatibility
  • Isuzu D-MAX 3.0L 4JJ3 — 2020 onwards
Fits directly with factory hardware and rubber grommets.
Key Features
Build & Protection
  • 2.5mm aluminium with satin black powder coat
  • Clear Perspex lid for filter checks
  • One-way drain valve to release water, block dust
Performance
  • Enhanced induction efficiency & airflow
  • Proven durability in Australian off-road conditions
Extras
  • Includes off-road filter sock for dusty terrain
What’s Included
  • Phat Bars Airbox assembly
  • Perspex inspection lid
  • Integrated one-way drain valve
  • Off-road filter sock
  • Reuses OEM mounting hardware
Install & Notes
  • Factory mount bolt-in design; pro install recommended
  • Check coupler sizing if paired with aftermarket snorkel
  • Inspect seals after first use to ensure full seal
Payment & Shipping
  • Afterpay, Zip, Humm, Klarna available
  • Free Express Shipping Australia-Wide — ships in 1–2 weeks

FAQs

Does this fit the 2020-on D-MAX with the 4JJ3?
Yes — designed specifically for the 2020+ Isuzu D-MAX with 3.0L 4JJ3 engine.
Do I need extra hardware?
No — it reuses the factory hardware and grommets for installation.
Is it water-resistant?
Yes, with a one-way duckbill valve that drains water but blocks dust and debris.
Does it improve performance?
Yes, the upgraded design increases airflow and efficiency versus the stock unit.

Common Rail Cowboys is not affiliated with Isuzu. Fitment is the buyer’s responsibility.

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