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- Rest of World: 5-12 Business Days.
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Built for the demands of heavy-duty Toyota 1HD diesel engines, this exhaust manifold stud nut kit is designed to deliver a rock-solid seal between the manifold and cylinder head.
Ideal for replacing fatigued or missing hardware, the high-tensile studs feature a 5mm internal hex for easy, damage-free installation. Paired with copper-plated top-lock flange nuts, this hardware set ensures lasting clamping force and resistance to loosening from thermal expansion or vibration.
Perfect for overlanding rigs, workhorses, or performance-tuned Land Cruisers.
🔧 Key Features
‣ Specifically designed for Toyota 1HD-T / 1HD-FT / 1HD-FTE diesel engines
‣ Fits HDJ78, HDJ79, HDJ80, HDJ100 exhaust manifolds
‣ Inner hex studs for precise, tool-friendly install
‣ Top-lock flange nuts resist thermal cycling & vibration
‣ Restore factory sealing integrity with upgraded hardware
Proudly exported to 75+ countries. All orders are dispatched via DHL Express, FedEx, or EMS from our Taiwan hub.
We’ve optimized our tax process for core markets to ensure zero hidden fees:
All-inclusive pricing. No hidden duties or extra fees at delivery.
Orders under AUD 1,000 are typically tax-free. No GST surprises.
*Other Countries: Import duties are determined by local customs and are the buyer's responsibility.
30-Day Returns: Return or exchange within 30 days of delivery. (Shipping at buyer's expense).
Limited Lifetime Warranty: Covers manufacturing defects. (Excludes racing misuse).