Thermostat Housing LS 45 Degree Black

The Thermostat Housing LS 45 Degree Black from MARCH PERFORMANCE is a precision-engineered cooling system component designed for LS engine swap builds and high-performance engine conversions. This angled thermostat housing serves as the critical connection point between your engine's cooling passages and radiator hose routing, making it essential for builders who demand proper coolant flow management in tight engine bays.

Manufactured by MARCH PERFORMANCE—a recognized leader in LS engine bay solutions—this housing features a robust 45-degree design that optimizes hose clearance and reduces installation complexity on modified vehicles. The black powder-coated finish resists corrosion and engine bay heat while maintaining a clean, finished appearance under the hood. Compact and lightweight, this housing integrates seamlessly into tight spaces without sacrificing durability or thermal performance.

Engine builders and LS swap specialists rely on this thermostat housing when standard components create packaging conflicts or hose routing nightmares in custom engine compartments. The 45-degree angle proves invaluable in applications where radiator placement is critical, ensuring optimal coolant flow and temperature regulation across the entire LS engine family.