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- Rest of World: 5-12 Business Days.
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Upgrade your Toyota 1HZ setup with this heavy-duty stud nut kit — designed to securely fasten the exhaust manifold.
Each stud features a 5mm inner hex end for easy installation with a hex key, and the included copper-plated top lock nuts stay tight under heat, torque, and vibration.
Built for reliability in high-temp diesel environments, this kit is perfect for 1HZ engines.
🔧 Key Features
‣ Fits Toyota 1HZ exhaust manifold to cylinder head
‣ Inner hex stud design – install easily with 5mm Allen key
‣ Top lock flange nuts – resist loosening under vibration or torque
‣ Ideal for high-temp, high-pressure applications
‣ Bolt-on solution for manifold maintenance
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).