K&N 81-0806 Air-Oil Separator for 2005-23 Chrysler 300/2009-23 Dodge Challenger

Vehicle Fitment

• 2005-2023 Chrysler 300 (5.7 L V8, RWD)
• 2009-2023 Dodge Challenger (5.7 L V8, RWD/AWD)
• 2006-2023 Dodge Charger (5.7 L V8, RWD/AWD)

Features

• Captures crankcase blow-by oil vapors before they enter the intake tract
• Helps protect against power loss and engine damage caused by oil contamination
• Large 6 oz (approx. 0.18 L) capacity reservoir for extended intervals between servicing
• Quick, bolt-on installation in about 20-30 minutes using factory-style hose connections
• Direct-fit design engineered for the listed vehicles - no universal kit
• Durable aluminum tank with black finish and premium hoses for longevity
• Backed by lifetime limited warranty for performance use
• Helps maintain cleaner intake manifold and throttle-body surfaces under load

Specifications

• Reservoir capacity: 6 oz (≈0.18 L)
• Tank material: Aluminum, black finish
• Approximate weight: 2 lb (0.9 kg)
• Mounts via factory PCV/hose routing - no drilling required
• Street legal in all US states **except California** on pollution-controlled motor vehicles

Included Components

• 1x Oil separator reservoir assembly
• 2x Hose clamps
• Pre-installed premium hose fittings
• Installation instructions and mounting hardware

Product Description

The K&N 81-0806 Air-Oil Separator is designed for 5.7 L V8 engine applications in the Chrysler 300, Dodge Challenger, and Dodge Charger from model years 2005 through 2023. It intercepts crankcase vapors and oils before they enter the intake tract, protecting engine internals, maintaining cleaner air charge, and helping preserve performance and reliability.

This direct-fit unit installs quickly using factory-style hose hookups and mounting locations, making it suitable for daily driven vehicles, performance builds, or spirited street use. The large 6-ounce reservoir minimizes maintenance frequency, and the sturdy aluminum construction supports longevity under demanding conditions.

Please note: Fitment is confirmed through 2023 for the listed vehicles. 2024-2025 coverage is **unconfirmed** at time of listing. Also note: this product is **not legal in California** for sale or use on vehicles with emissions control systems. Ensure compatibility with your engine (5.7 L V8) and drivetrain (RWD/AWD) before purchase.