These anodised alloy plates block the EGR cooler circuit, stopping exhaust gases from recirculating into the intake. This keeps the manifold cleaner, lowers restriction, and helps maintain reliable boost control — especially on tuned or towing-heavy setups.

• Isuzu D-MAX — 4JJ3-TCX - 2020- On
• Isuzu MU-X — 4JJ3-TCX - 2020- On
• Mazda BT-50 — 4JJ3-TCX - 2020- On

Check flange style before ordering

• Prevents carbon build-up in intake runners
• Perfect for turbo upgrades and high-boost tuning
• Strong anodised alloy construction
• Improves overall reliability and airflow consistency

• HPD 4JJ3 EGR Cooler Delete Plate Set
• Required mounting hardware (where applicable)

• ECU EGR disable recommended to avoid fault codes
• Plug-and-play delete looms may be used as an alternative
• Ensure sealing surfaces are cleaned before installation

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• For off-road / competition use only
• Not legal for road use in most states
• Some aftermarket turbo piping may affect access

Q: Do I need a tune after installing these?

A: Yes — an ECU EGR disable is recommended to prevent fault codes and ensure proper engine management.

Q: Will these fit all 4JJ3 models?

A: Yes — they suit all 4JJ3-TCX engines across D-MAX, MU-X, and BT-50 platforms.

Q: Does this improve performance?

A: It reduces restriction and soot build-up, helping maintain smoother airflow and more consistent boost control.

Q: Are these legal on-road?

A: No — EGR modifications are for off-road or competition use only.

Q: What material are the plates made from?

A: CNC-machined from anodised alloy for strength, heat resistance, and long-term durability.