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The Radiator Hose Set for Toyota 12R Engine is a comprehensive, OEM-spec replacement assembly that includes both the upper and lower radiator hoses specifically designed to fit Toyota vehicles powered by the 12R petrol engine. Manufactured with high-grade, heat-resistant rubber and multi-layer synthetic reinforcement, this hose set ensures optimum coolant flow between the engine and radiator, maintaining precise engine temperatures under heavy load or harsh conditions. Featuring engineered bends and curves to match factory routing, the set provides reliable coolant circulation and heat dissipation, crucial for engine performance and longevity. This product is ideal for preventive maintenance, complete cooling system servicing, or engine overhaul projects on models such as Toyota Corolla, Celica, Corona/Mark II, Hilux, and LiteAce with the 12R engine. Each hose aligns to OEM part numbers 16572-31021/22/23 for the upper hose and 16572-31010/11 for the lower hose, ensuring direct replacement and perfect fitment to avoid leaks or premature failure. Recommended for simultaneous replacement to balance the cooling system's performance, VINSON's Radiator Hose Set delivers durability, resistance to heat and chemical degradation, and smooth internal bore design for unhindered coolant flow, thereby optimizing engine temperature regulation and reliability.
Key Features
| Features | Description |
|---|---|
| Complete Set | Includes both upper and lower radiator hoses for Toyota 12R engine cooling system |
| OEM Specification | Manufactured to match Toyota original equipment manufacturer part numbers and fitment |
| High-Quality Material | Made from high-grade, heat-resistant rubber with multi-layer synthetic fabric reinforcement |
| Precise Fitment | Engineered bends and curves for factory routing ensuring leak-proof, secure installation |
| Temperature Rated | Designed to withstand repeated thermal cycling and harsh engine operating temperatures |
| Smooth Internal Bore | Facilitates optimal coolant flow, reducing risk of blockage and overheating |
| Vehicle Compatibility | Compatible with Toyota 12R petrol engine models including Corolla, Celica, Corona, Hilux, LiteAce |
| Durability | Resistant to cracking, swelling, coolant chemical exposure, and vibration |
| Service-Friendly | Recommended for full cooling system overhaul or preventive maintenance |
| Secure Connections | OEM-style bead ends for reliable clamp sealing and installation ease |
| Attributes | Description |
|---|---|
| Upper Radiator Hose Part Numbers | 16572-31021, 16572-31022, 16572-31023 |
| Lower Radiator Hose Part Numbers | 16572-31010, 16572-31011 |
| Material Composition | Heat-resistant rubber with multi-layer woven synthetic fabric reinforcement |
| Temperature Resistance | Engine-grade thermal cycling capability suitable for engine compartment environment |
| Compatibility | Toyota 12R engine vehicles including Corolla, Celica, Corona/Mark II, Hilux, LiteAce |
| Connection Style | OEM style bead ends compatible with standard hose clamps |
| Internal Bore | Smooth finish for enhanced coolant flow |
| Function | Coolant transfer between radiator and engine, maintaining optimal operating temperatures |
*Disclaimer: The above description has been AI-generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
The hoses are designed to fit Toyota models equipped with the 12R petrol engine, including Corolla, Celica, Corona/Mark II, Hilux, and LiteAce, though fitment depends on year and cooling layout. Always verify OEM part numbers using your vehicle VIN before purchase.
Yes, the VINSON Radiator Hose Set is manufactured to precise OEM specifications matching Toyota part numbers 16572-31021/22/23 for the upper hose and 16572-31010/11 for the lower hose, ensuring direct replacement and factory fit.
The hoses use a high-grade heat-resistant rubber compound reinforced with multi-layer synthetic fabric, making them highly resistant to heat, pressure, coolant chemicals, and vibration, which reduces the risk of leaks and extends hose life.
Yes, replacing both hoses together is recommended during cooling system maintenance or overhaul to ensure balanced coolant flow and prevent premature hose wear.
Replace the hoses if they show signs of soft spots, cracking, swelling, coolant leakage at hose ends or clamps, or if the original hoses have hardened due to age. Replacement during water pump or thermostat servicing is also advised.
Country Of Origin: India
The Radiator Hose Set for Toyota 12R Engine is a complete cooling system hose assembly comprising both the upper radiator hose and lower radiator hose. Designed and manufactured to Toyota OEM specifications, this set ensures efficient coolant transfer through the engine and radiator, helping maintain optimal engine temperature—even under heavy load or hot operating conditions.
By combining both the upper and lower hoses in one set, this product is ideal for full cooling system servicing, preventive maintenance, or overhaul projects.
Included OEM Part Numbers
Upper Radiator Hose:
Lower Radiator Hose:
These part numbers represent OEM-matched variants based on vehicle model, year, and specific routing in Toyota cooling systems using the 12R engine.
Vehicle Model Application
This radiator hose set is designed for Toyota vehicles powered by the 12R petrol engine, including:
Final fitment depends on model year, cooling layout, and accessory arrangement. Always confirm the correct OEM hose number with your vehicle VIN or parts fiche before installation.
Technical Specifications
Upper Radiator Hose (16572-31021 / 16572-31022 / 16572-31023)
Lower Radiator Hose (16572-31010 / 16572-31011)
Common Attributes
Function & Application
Performance Benefits
Installation & Service Notes
Replacement Recommendations
Replace the radiator hose set when:
Prompt replacement ensures efficient cooling performance, reduced engine stress, and prolonged engine life.
Why Choose VINSON
Choosing VINSON ensures OEM-matched quality, precise fitment, and long-lasting performance—helping prevent coolant leaks, reduce engine overheating risk, and minimize cooling system maintenance costs.
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Delhi , India
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