Flex
Flex 1GD High Flow Intake Manifold | 3" | Hilux Prado Fortuner
Flex 1GD High Flow Intake Manifold | 3" | Hilux Prado Fortuner
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Flex 1GD High Flow Intake Manifold – Black
3-Inch High Flow | Motorsport Upgrade | ECU Remap Required
Upgrade your Toyota Hilux / Prado / Fortuner 1GD-FTV with the Flex High Flow Black Intake Manifold. Designed to reduce restriction and improve airflow, this 3-inch intake delivers sharper throttle response, more induction sound, and the headroom to support big power builds.
💡 Why Choose the Flex 1GD Intake Manifold?
- High-Flow Design – Eliminates restrictive factory bends
- 3-Inch Inlet – Maximum airflow for tuned builds
- Matte Black Finish – Stealthy, OEM+ engine bay look
- Improved Response & Sound – Sharper acceleration, deeper induction note
- Big Power Support – Headroom for aggressive turbo setups
- Quality Construction – Built for motorsport and performance applications
📐 Technical Specifications
- Brand: FLEX
- Inlet Size: 3-inch (high flow)
- Finish: Matte black
- Engine: Toyota 1GD-FTV
- Design: High-flow, low-restriction manifold
🔧 Vehicle Compatibility
- Toyota Hilux – 1GD-FTV
- Toyota Prado – 1GD-FTV
- Toyota Fortuner – 1GD-FTV
⚠️ ECU REMAP REQUIRED: This is a motorsport upgrade. ECU tuning is mandatory to prevent limp mode and ensure correct operation.
📦 What's Included
- Flex 1GD High Flow Intake Manifold – Matte black finish
Additional hardware and sensors must be removed/relocated during installation (see installation notes).
🛠️ Installation Notes
⚠️ CRITICAL: This intake is a performance upgrade and requires ECU remapping to avoid fault codes or limp mode.
Required modifications:
- ❗ EGR sensors, actuators, swirl flap VSVs, and throttle body must be removed
- 📍 MAP sensor relocation required
- 🛠️ Fuel lines may need minor adjustment
- ⚙️ Custom piping modifications required (depending on intercooler/intake setup)
- 🔧 Professional installation strongly recommended
- 💻 ECU remap mandatory – work with experienced 1GD tuner
💡 Perfect For — Recommended Applications
Ideal for serious 1GD performance builds:
- High-boost turbo setups – maximize airflow to support big power
- Motorsport applications – reduced restriction for competition use
- Aggressive street builds – sharper throttle response and sound
- EGR delete setups – simplified intake system
Recommended supporting mods:
- Performance turbo upgrade (F55 Boost X, VNT 44mm, etc.)
- Front-mount intercooler
- High-flow exhaust system
- Upgraded injectors and fuel system
- Professional ECU calibration
⏱️ Stock & Lead Time
Generally in stock – ready for fast dispatch.
⚠️ LEAD TIME: If not in stock, allow up to 2-3+ weeks for delivery. Send us a message if you need this urgently.
💳 Payment & Shipping Options
- 💸 Buy Now, Pay Later: Afterpay, Humm, Klarna & Zip available
- ✈️ Free Express Shipping Australia-Wide
- 📦 Fast, trackable dispatch from Australian warehouse
⚠️ Legal Notice
For off-road / motorsport / competition use only. EGR removal and intake modifications may affect compliance. ECU tuning required. Check local regulations before purchase.
❓ Frequently Asked Questions
Q: Does this fit my 1GD engine?
A: Yes – it suits Toyota Hilux, Prado and Fortuner models equipped with the 1GD-FTV engine.
Q: Do I need a tune?
A: Yes – an ECU remap is mandatory for correct operation and to prevent limp mode after installation. Work with an experienced 1GD tuner.
Q: Will I need custom piping?
A: In most cases, minor piping modifications are required depending on your intercooler and intake setup.
Q: What finish does it come in?
A: This version is supplied in a matte black finish for a clean, stealthy engine bay appearance.
Q: What's the stock situation?
A: This product is generally in stock. If not in stock, allow up to 3+ weeks for delivery - send us a message if you need this urgently.
Q: What needs to be removed during installation?
A: EGR sensors, actuators, swirl flap VSVs, and throttle body must be removed. MAP sensor requires relocation. This is a full motorsport conversion.
Q: Will this pass emissions testing?
A: No – this is designed for off-road/motorsport use only. EGR removal affects emissions compliance. Not street legal in all regions.
Q: How much power will I gain?
A: Power gains depend on your complete setup. The 3-inch high-flow design eliminates intake restriction, supporting aggressive turbo setups when paired with proper tuning and supporting mods.
Q: Can I install this myself?
A: Professional installation is strongly recommended due to the complexity of sensor removal, MAP relocation, fuel line adjustment, and ECU tuning requirements.
⚡ UNLOCK YOUR 1GD'S AIRFLOW
Flex 3" high-flow intake manifold. Matte black. Eliminates restrictions. Motorsport upgrade. ECU remap mandatory. Big power support.
Disclaimer: Common Rail Cowboys is not affiliated with Toyota Motor Corporation or FLEX Thailand. Installation should be performed by a qualified technician. Professional ECU tuning is mandatory. Proper installation and compliance verification are the buyer's responsibility.
