K&N 81-0801 Air-Oil Separator for 2011-21 Dodge Challenger/Charger 6.4 L

Vehicle Fitment

• 2011-2021 Dodge Challenger (SRT8/392) 6.4 L V8, RWD/AWD
• 2011-2021 Dodge Charger (SRT8/392) 6.4 L V8, RWD/AWD
• 2012-2021 Chrysler 300C SRT8 6.4 L V8, RWD
• 2012-2021 Jeep Grand Cherokee SRT8 / SRT 392 6.4 L V8, 4WD
• 2018-2021 Dodge Durango SRT / SRT 392 6.4 L V8, AWD

Features

• Captures crankcase blow-by oil vapors before they enter the intake tract
• Helps protect against power loss and pre-ignition by removing oil contamination
• Large 6 oz capacity reservoir for extended intervals between servicing
• Quick, bolt-on installation in approximately 20-30 minutes using factory hose connections
• Direct-fit design engineered for the listed vehicles (no universal kit)
• Durable aluminum body and robust hoses for longevity
• Lifetime limited warranty from K&N engineered for performance applications
• Helps maintain cleaner intake tract and engine oil by reducing oil and contaminant buildup

Specifications

• Capacity: 6 oz (approx. 0.18 L) reservoir
• Separator Tank Material: Aluminum, black finish
• Weight: approx. 2 lb (0.9 kg)
• Mounts via factory PCV/hose routing - no modification required
• Street legal in all US states except California (not legal for sale or use in California on pollution-controlled vehicles)

Included Components

• 1x Oil Separator reservoir assembly
• 2x Hose Clamps
• 2x NPT fittings (if applicable)
• Instruction manual and hardware for installation

Product Description

The K&N 81-0801 Air-Oil Separator is designed for high-performance 6.4 L HEMI V8 applications in the Dodge Charger, Challenger, Chrysler 300C SRT8, Jeep Grand Cherokee SRT8/SRT 392, and Durango SRT/SRT 392. By capturing crankcase blow-by and preventing oil vapors from entering the intake tract, it protects engine internals, preserves clean air charge, and helps maintain peak performance.

Ideal for enthusiasts running factory or supercharged 6.4 L HEMI engines, or those looking to maintain optimal engine health under spirited driving, this separator is a plug-and-play upgrade. It installs in around 30 minutes using factory routing and hoses, requires no drilling, and features a lifetime limited warranty.

Please note: Fitment is confirmed through 2021 for the listed vehicles. 2022-2025 coverage is unconfirmed at time of listing. Also note: this unit is not legal in California for vehicles with emissions control systems. Ensure compatibility with your drivetrain (RWD/4WD/AWD) and engine (6.4 L V8) before purchase.