Mackay Engine Bypass Coolant Hose for Subaru Impreza & Forester – Reliable Cooling System Replacement
Keep your Subaru’s engine cooling system operating at peak performance with the Mackay Engine Bypass Coolant Hose (CH4158), precision-engineered and designed in Australia to meet or exceed original equipment (OE) standards. Crafted from high-quality heat and ozone resistant rubber, this hose provides exceptional durability and dependable fluid flow in demanding engine bay environments.
Key Features:
- Premium Quality & Certification: Manufactured to ISO standards, this hose guarantees a direct-fit replacement designed specifically for Subaru Impreza (2000-2007) 2.0L Petrol (GD Sedan / GG Wagon) and Subaru Forester (2011-2013) 2.5L Turbo Petrol (SH SUV) models.
- Durability & Protection: Featuring an ozone-resistant and heat-resistant cover, it resists electrochemical degradation, micro-cracking, and splits while delivering excellent burst protection for long-lasting reliability.
- Perfect Fitment: Engineered for precise compatibility—note it does NOT fit some Subaru Impreza 2.0L models with specific EJ204/EJ205 engines (see compatibility details below).
- Direct OE Replacement: Designed to maintain optimum coolant flow and pressure as part of your vehicle’s engine bay cooling system, making it ideal for routine servicing or preventative maintenance.
- Size & Quantity: Measures approximately 180 mm in length, 95 mm in width, and 30 mm in height. Sold as a single hose per vehicle.
Compatible Subaru Models:
- Subaru Impreza GD & GG series with 2.0L EJ201, EJ205, EJ207 engines (selected variants)
- Subaru Forester SH series 2.5L Turbo Petrol (2011-2013)
Important Compatibility Warning:
This hose WILL NOT FIT the following Subaru vehicles:
- Subaru Impreza GD 2.0L EJ204 VVT MPFI (RS GD, GD9 – 118kw)
- Subaru Impreza GD 2.0L EJ205 I/C Turbo MPFI WRX WRP10 (GD, GDA – 175kw)
- Subaru Impreza GG 2.0L EJ204 VVT MPFI (R GG, GG9 – 118kw)
Why Choose Mackay?
With over 85 years of Australian automotive heritage, Mackay has set the benchmark for uncompromising quality in manufacturing. Their dedication to excellence and innovation, including pioneering rubber-to-metal bonding, ensures every product meets the highest standards. Mackay hoses are trusted worldwide by both aftermarket professionals and original equipment manufacturers alike.
Upgrade your vehicle’s cooling system with the Mackay Engine Bypass Coolant Hose—engineered for reliability, made to last.
Order now for a perfect fit and long-lasting performance!