2JZ-GTE Swap. Radiator Hose.
Upgrade your cooling system with confidence using the Powerhouse Racing Silicone Upper Radiator Hose, designed specifically for 1998–2005 Lexus GS300 models with a 2JZ-GTE engine swap using a twin turbo Aristo radiator.
✅ Features and Solutions
Focusing on what's important
Engineered for 2JZ-GTE Swaps
Precisely designed for the 2nd Gen GS300 chassis with a 2JZ-GTE engine and twin turbo Aristo radiator.
Note: This hose will not fit the naturally aspirated (non-turbo) GS300 radiator.
Two Variants Available
Designed to accommodate both water outlet styles found on the cylinder head of the 2JZ-GTE.
Select the correct option when ordering.
High-Performance Silicone Construction
Multi-layer reinforced silicone withstands extreme heat and pressure while maintaining flexibility.
Perfect Routing & Clearance
Optimized for clean routing and proper clearance in high-performance engine bays, especially turbocharged setups.
Leak-Free Reliability & Aesthetic Appeal
- A robust upgrade with a clean, professional look — a smart finish for any swap.
Specifications
| Vehicle Fitment | |
|---|---|
| Make | Lexus |
| Model | GS300 (Aristo) |
| Chassis Code | S160, S161 |
| Generation | 2nd Gen |
| Fitment | |
|---|---|
| Engine | 2JZ-GTE, Non VVT-i, 2JZ-GTE, VVT-i |
| Variants | |
|---|---|
| Upper Waterneck Fitment | PHR 2JZ-GTE Billet Upper Waterneck or OEM Aristo 2JZ-GTE Upper Waterneck |
| Radiator Fitment | Turbo Radiator |