20451967 Volvo FMX D13C Exhaust Brake Valve

What does an exhaust brake valve do?

This exhaust brake valve plays a critical role in the engine braking system by controlling the flow of exhaust gases to assist in vehicle deceleration. By managing the pressure within the exhaust manifold, it helps reduce the load on the service brakes, enhancing overall safety and reducing wear during long descents.

Compatible Volvo models and engines

The component is designed for use in Volvo FMX models including the 330, 370, 380, 400, 410, 420, 430, 440, 450, 460, 480, and 500 variants with D13C engines. It is also compatible with various Volvo FM series configurations such as the FM 300 through FM 500 series.

Installation and maintenance guidance

To ensure proper operation, technicians should inspect the valve during regular engine service intervals to check for leaks or pneumatic irregularities. Proper installation ensures that the engine braking engagement remains consistent with manufacturer specifications for heavy commercial vehicle safety.

Selection and performance

Selecting a high-quality replacement ensures that the exhaust system maintains optimal pressure regulation under heavy load conditions.

OE cross-reference

303.11.0057 (Exhaust Brake Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 20451967.