Common Rail Cowboys
PKS 44mm Turbo 1KD 4JJ1
PKS 44mm Turbo 1KD 4JJ1
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PKS 44mm Turbo – High-Performance Turbo Upgrade for 1KD & 4JJ1 Engines
Up to 300 RWHP | 40 PSI Capable | Billet Power You Can Rely On
✅ Built for 1KD-FTV & 4JJ1 | ✅ Up to 300 RWHP Output* | ✅ Free Express Shipping Australia-Wide
Chasing serious boost without sacrificing reliability? The PKS 44mm Turbo is a proven high-performance upgrade for Toyota Hilux (1KD-FTV), Isuzu D-MAX / 4JJ1, Holden RC Colorado, and RA7 Rodeo. Precision-built in Thailand and tested in tough Aussie conditions, it delivers a big performance jump with strong drivability.
💪 Designed for Power & Performance
- Billet compressor & turbine wheels – lighter, stronger, more efficient
- Optimised PKS housings – improved airflow and faster spool
- 40 PSI capable – with supporting mods and tuning
- Responsive low–mid RPM – great for street, touring and tuned 4WDs
🔧 Compatible With
- Toyota Hilux N70 (1KD-FTV) – 2005–2015
- Isuzu D-MAX (4JJ1) – up to ~2016*
- Holden Colorado RC (4JJ1) – 2008–2012
- Holden RA7 Rodeo (4JJ1) – 2007–2008
*Also suits 4JJ1-TCX (2016–2020) with custom dump pipe & manifold modifications. Local laws apply if removing/altering emissions devices.
⚙️ Fitment Notes
- Direct bolt-on to manifold for most factory IHI applications
- Compatible with most 1KD / 4JJ1 exhaust manifolds
- Some flange and/or dump pipe modification may be required
- Tuning and supporting upgrades recommended for best results
📌 Recommended Supporting Mods
- +30% / +50% (or larger) injectors
- Front-mount or upgraded intercooler
- Free-flowing intake & exhaust
- Custom ECU tuning
*Power potential (up to ~300 RWHP) depends on fuel system, intercooling, exhaust, tuning, and vehicle condition.
⚠️ Legal & Compliance
Altering or removing emissions equipment (e.g., DPF/EGR) may be illegal for on-road use in some regions. For off-road/competition use only where required by law. Always comply with local regulations.
💳 Payment & 🚚 Shipping
- Afterpay, Humm, Klarna & Zip available
- Free Express Shipping Australia-Wide – fast, trackable dispatch from our Aussie warehouse
🔥 Ready to Push for 300 RWHP?
Upgrade to the PKS 44mm and enjoy the sweet spot of power, spool, and reliability for your tuned 1KD or 4JJ1.








