The UPR Valve Cover Crankcase Breather Kit (5013-03) is a performance upgrade for 2018-2021 Mustangs with a 5.0L Coyote Engine. These breathers actively vent crankcase pressure, making them great for boosted applications that see higher than normal internal pressures.
Features and Benefits:
- Fits 2018-2021 Mustangs with a 5.0L Coyote Engine
- CNC Machined Billet Body
- Direct Replacement for Oil Fill Cap
- Releases Unwanted Crankcase Pressure
- 1-Way Check Ball Prevents Unmetered Air from Entering Engine
- Simple Installation
- Proudly Manufactured in the USA!
- Four Internal Baffles
The breather incorporates a check ball that keeps unmetered air from entering the crankcase. The main benefit is it releases unwanted crankcase pressure beneath the pistons during the downstroke. Basically, it frees up horsepower that your engine never had the ability to utilize. Incorporating 4 internal baffles to control oil, this is ideal for all street and race applications to handle normal engine blow-by and forced induction.
The UPR Billet Crankcase Breather Kit is a direct replacement for the Factory Oil Fill Cap. The Crankcase Breather is constructed from high-quality billet aluminum that is CNC Machined for a show quality fit and finish.
This Kit Includes:
- 1-Way Crankcase Breather (1)
- Breather Filter (1)
- Hose Clamp (1)