J&L Oil Separator

Fits 2020–2026 Chevrolet Silverado 2500/3500 and GMC Sierra 2500/3500 with 6.6L Engines

Part #: 3089D-C

Overview

The J&L 20-26 Chevy Silverado and GMC Sierra 6.6L Driver's Side Oil Separator is a high-quality, billet aluminum component designed to improve your vehicle’s crankcase ventilation system. Crafted for truck owners seeking durability and reliable oil management, this oil separator helps prevent oil vapors from entering your intake system, which can lead to reduced octane levels and potential engine deposits. Its robust construction and thoughtful design make it an excellent upgrade for those looking to maintain optimal engine performance and cleanliness.

Key Features

• Constructed from solid billet aluminum for strength and longevity
• Knurled tank base for easy removal and draining of accumulated oil
• O-ring seal to ensure a leak-proof connection
• Fine mesh stainless steel screen traps oil vapors effectively
• 1/2" thick aluminum honeycomb filter enlarges and captures oil particles
• Tank capacity of 3 oz, reducing the need for frequent maintenance
• Designed specifically for the driver’s side of the engine bay in compatible trucks

Construction & Design

This oil separator is milled from solid billet aluminum, providing a durable and corrosion-resistant housing. Its knurled base allows for easy removal to drain the collected oil, while the O-ring seal guarantees a secure, leak-free fit. The internal filtering system combines a fine mesh stainless steel screen with a thick aluminum honeycomb filter, ensuring efficient separation of oil vapors before they can reach your intake system. The compact yet effective design makes it a reliable addition to your vehicle’s crankcase ventilation setup.

Installation & Fitment

Designed as a direct bolt-on upgrade, this oil separator installs on the driver’s side of your Silverado or Sierra with minimal effort. Proper installation ensures optimal sealing and filtration, helping to maintain engine cleanliness and performance over time. Regular draining of the separator every 2000-3000 miles will prevent oil buildup and keep your vehicle running smoothly.

What’s Included

This package includes the billet aluminum oil separator unit, O-ring seal, and all necessary hardware for installation.