Granatelli Motor Sports Billet Valve Cover Breather 280114 -16 AN Male Thread

Granatelli Billet Valve Cover Breather -16 AN High-Flow CNC Aluminum

SKU: 280114

The Granatelli Motor Sports Billet Valve Cover Breather 280114 is a high-flow crankcase ventilation upgrade featuring a -16 AN male thread for maximum airflow capacity. Designed for high-horsepower, boosted, and race engines, it helps control crankcase pressure under extreme conditions.

Granatelli Billet Valve Cover Breather Key Features

• -16 AN male thread for large-diameter AN hose connection
• High-flow design for boosted and high-compression engines
• CNC-machined billet aluminum construction
• Corrosion-resistant, durable finish
• Ideal for turbocharged, supercharged, and nitrous applications

Performance Benefits

• Relieves excessive crankcase pressure
• Improves ring seal under boost
• Reduces oil contamination from blow-by
• Supports consistent performance in high-load conditions

Installation & Fitment

• Direct connection to -16 AN hoses, catch cans, or custom PCV systems
• Perfect for custom AN plumbing setups
• Built for street/strip and dedicated race applications

For high-boost and competition builds requiring maximum ventilation capacity, the 280114 billet valve cover breather delivers race-ready airflow and durability.