... parts, full range,welcome to buy! Cummins Exhausts brake valve 1. Model: 3541N-010 2. Applicable models ... which helps use the engine as supplementary speed reduction brake . the engine will absorb the automotomobile`s ... valve, when the driver opens the exhaust brake switch, the valve in a semi-closed state ... reduce the number of braking to avoid overheating brake failure.5. We have other Clutch booster ...