Mackay Engine Bypass Coolant Hose – Perfect Fit for Subaru Impreza WRX & Outback
Upgrade your vehicle’s cooling system with the Mackay CH3203 Engine Bypass Coolant Hose, engineered to deliver superior performance and durability. Proudly Australian-made, Mackay’s 85-year legacy in automotive manufacturing ensures this hose meets or exceeds original equipment (OE) standards for reliability and longevity.
Key Features:
- Premium Construction: Crafted from high-grade EPDM rubber, resistant to heat, water, and ozone, this hose is built to endure extreme engine temperatures and harsh operating conditions.
- Advanced Reinforcement: Features embedded Aramid/Rayon lockstitch reinforcement, providing exceptional resistance to electrochemical degradation (ECD) for longer service life.
- Precision Fit: Designed specifically for Subaru Outback BH 2.5L and BP 2.5L MPFI (121kW) models from 05/2003 to 06/2007 with one bypass hose. Ideal for water pump to pipe connections.
- Application: Suitable solely for water and coolant transfer. Not compatible with fuel, oil, transmission, or brake fluid systems.
- Exact Dimensions: Hose length of 170mm ensures a perfect fit and easy installation.
- Cross References: Compatible with Dayco DMH3203, Gates 02-0596, and Subaru OE 807615081.
Important Fitment Notice:
This hose will NOT fit Subaru Outback BP 2.5L VVT MPFI 127kW models.
Why Choose Mackay?
For over eight decades, Mackay has been synonymous with uncompromising quality and innovation in the automotive aftermarket. From bonding rubber to metal on Australia’s first locally made FX Holden to exporting top-tier products worldwide, Mackay sets the benchmark for excellence.
Ensure your Subaru’s cooling system maintains optimal performance with the Mackay Engine Bypass Coolant Hose — trusted by professionals, preferred by enthusiasts.
Order now to keep your Subaru running cool and reliably!