Designed primarily for drag race applications, this crankcase evacuation system is designed to reduce pressure build-up in the engine crankcase. This provides a better piston ring seal, less intake charge contamination, and reduces oil leaks caused by high crankcase pressures, while increasing engine performance.

Contains:
- (2pcs) 5/8 inch breather
- (2pcs) breather rubbers
- (2pcs) check valves
- (2pcs) Threaded Collector Tubes
- (4pcs) clamps
She uses a 5/8-inch hose to reduce pressure build-up in the crankcase.