HPS Performance Silicone Ancillary Hose Kit Blue 2004 WRX | High-Temperature Silicone | Coolant Hose Kit

Overview

The HPS Performance Silicone Ancillary Hose Kit is a direct replacement solution designed specifically for the 2004 Subaru WRX 2.0L Turbo. This kit replaces the OEM ancillary coolant hoses that are prone to cracking, collapsing, or leaking over time. It is ideal for Subaru enthusiasts looking to maintain or upgrade their cooling system reliability with a durable, high-quality silicone alternative engineered for extreme heat resistance.

Crafted from reinforced silicone, these hoses feature precise bends and curves that match the original factory routing for a perfect fit without modification. HPS pairs these hoses with 100% stainless steel embossed hose clamps that prevent damage to the silicone while ensuring a secure seal. This design approach addresses common failure points in the OEM rubber hoses, offering a long-lasting solution that withstands temperatures up to 350°F.

For Subaru WRX owners, maintaining optimal coolant flow and preventing overheating is critical for both daily driving and spirited performance use. This kit’s high-temperature tolerance and robust construction help safeguard the engine against heat-related failures, ensuring consistent cooling efficiency and peace of mind on the road or track.

Features & Specifications

This HPS Performance Silicone Ancillary Hose Kit is engineered for the 2004 Subaru WRX and features high-temperature reinforced silicone construction. Designed with exact OEM bends and curves, it delivers superior durability and heat resistance for Subaru enthusiasts seeking reliable cooling system upgrades.

• Brand: HPS Performance
• Product: Silicone Ancillary Hose Kit Blue 2004 WRX
• Part Number: 57-1806-BLU
• Fitment: 2004 Subaru WRX 2.0L Turbo
• Material: High Temperature Reinforced Silicone
• Finish: Blue
• Construction: Molded with precise OEM bends and curves
• Origin: Not specified
• Maximum Temperature Rating: 350°F
• Included Clamps: 100% stainless steel non-perforated embossed hose clamps
• OEM Part Numbers Replaced: 807611031, 807611090, 807612011, 807615182, 21204AA351, 21204AA691, 21204AA711, 45162AE000, 45162AE010, 99078AA073, 99078AA450
• Warranty: 2 Years
• Weight: 3 lb

Key Benefits

• Durability: Reinforced silicone resists cracking, collapsing, and heat damage better than OEM rubber hoses.
• Fitment: Engineered with exact OEM bends and curves for a precise, no-modification installation on the 2004 WRX.
• Heat Resistance: Rated for continuous use up to 350°F, ideal for high-temperature engine environments.
• Leak Prevention: Includes stainless steel embossed clamps that secure hoses without cutting or damaging the silicone.
• Reliability: Helps prevent coolant leaks and overheating issues common with aging OEM hoses.
• Maintenance: Silicone hoses require regular coolant level checks due to higher water permeation compared to rubber.

What's Included

• 1× HPS Performance Reinforced Silicone Ancillary Coolant Hose Kit (Blue)
• Multiple 100% stainless steel non-perforated embossed hose clamps
• Installation instructions (included)

Installation & Compatibility

Installation of the HPS Performance Silicone Ancillary Hose Kit is straightforward for those with basic mechanical skills and common hand tools. The kit is designed as a direct OEM replacement with no trimming or modifications required, making it a DIY-friendly upgrade. However, care should be taken to properly secure the stainless steel clamps to avoid damage to the hoses. Regular coolant level monitoring is recommended due to the silicone material’s higher water permeation rate compared to OEM rubber hoses.

• Professional Installation: Recommended for those unfamiliar with cooling system maintenance
• Modifications Required: None
• Verify Compatibility: Confirm fitment for 2004 Subaru WRX 2.0L Turbo before purchase

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