SUNRISE engine crankcase breather hose is constructed from high-quality materials for durability against cracking and splitting, provides a long-lasting service life. Replacement effectively restores engine idle and performance. The hoses meets or exceeds the requirements of SAE J20 R4 Class A specification.

SUNRISE's crankcase breather hose is a direct replacement that matches the original's fit, form, and function. The crankcase breather hose connects the positive crankcase ventilation (PCV) valve to the intake system. It has a lot of options for different cars, such as BMW E90 crankcase breather hose, Subaru crankcase breather hose, etc.