K&N Engineering 81-0833 Air Oil Separator for 2024-2025 Ford Mustang

The K&N Air Oil Separator protects the engine and intake tract from blowby by capturing the oil in our industry leading high capacity reservoir. This helps prevent power loss and possible engine damage caused by blowby. The K&N Air Oil Separator is quick and easy to install in about 30 minutes with basic tools and uses factory-style hose connections to quickly snap on and off. The oil separator replaces the factory line from the crank case allowing the oil separator to be mounted to a coinvent location in your engine bay. No tools are needed to check and empty the oil collector reservoir. Each unit is engineered specifically for your vehicle and is backed by our No-Hassle Lifetime Limited Warranty. The K&N Air Oil Separator protects the engine and intake tract from blowby by capturing the oil in our industry leading high capacity reservoir.

• No-Hassle Lifetime Limited Warranty

The K&N Engineering 81-0833 Air Oil Separator is designed for select 2024-2025 Ford Mustang applications. It helps protect the engine and intake tract from crankcase blowby by capturing suspended oil and contaminants before they can travel through the intake system. By reducing oil accumulation, this separator may help support consistent engine performance and reduce the risk of power loss or blowby-related deposits.

Engineered specifically for the vehicle, the K&N air oil separator replaces the factory crankcase line and uses factory-style hose connections for a clean, secure installation. Installation typically takes about 30 minutes with basic hand tools, while the collector reservoir can be checked and emptied without tools. Its high-capacity reservoir is designed for convenient routine maintenance and practical use in the engine bay.

Key Product Specifications & Technical Data

• Brand: K&N Engineering
• Part Number: 81-0833
• Product Type: Air oil separator
• Application: Automotive
• Vehicle Fitment: Select 2024-2025 Ford Mustang models
• Installation: Factory-style hose connections with basic tools
• Maintenance: Tool-free reservoir inspection and emptying
• Warranty: K&N No-Hassle Lifetime Limited Warranty

What's Included in the Box

• K&N Engineering 81-0833 air oil separator assembly
• Vehicle-specific mounting and connection components, as applicable
• Installation instructions

Fitment

Fits select 2024 and 2025 Ford Mustang models. Verify the vehicle trim, engine configuration, and application details before ordering. This product is not CARB approved and may not be legal for use on pollution-controlled vehicles in all states or jurisdictions. California customers should confirm compliance requirements before installation.

Features:

• Blowby Protection: Captures oil and contaminants from crankcase vapors to help protect the engine and intake tract.
• Vehicle-Specific Design: Engineered for select 2024-2025 Ford Mustang applications.
• Factory-Style Connections: Replaces the factory crankcase line and connects using hose fittings designed for a clean installation.
• Convenient Maintenance: High-capacity reservoir can be checked and emptied without tools.

Fitments:
2024 Ford Mustang Dark Horse
2024 Ford Mustang Dark Horse Premium
2024 Ford Mustang GT
2024 Ford Mustang GT Premium
2025 Ford Mustang Dark Horse
2025 Ford Mustang Dark Horse Premium
2025 Ford Mustang GT
2025 Ford Mustang GT Premium

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1