K&N Engineering Oil Separator Catch Can

Fits 2020–2023 Chevrolet Silverado 2500HD and GMC Sierra 2500HD/3500HD with 6.6L Diesel Engines

Part #: 81-0812

Overview

The K&N Oil Separator Catch Can is designed to protect your engine and intake system from harmful blowby emissions by efficiently capturing oil before it can circulate through your engine. Specifically engineered for Chevrolet Silverado and GMC Sierra 2500HD/3500HD trucks equipped with 6.6L diesel engines from 2020 to 2023, this high-capacity reservoir helps maintain optimal engine performance and longevity. Its straightforward installation process allows you to set it up in approximately 30 minutes using basic tools, with factory-style hose connections that snap on and off for quick maintenance. By replacing the factory line from the crankcase, this catch can can be mounted conveniently within your engine bay, ensuring a clean and organized setup. No tools are required to check or empty the oil reservoir, making routine maintenance simple and hassle-free. Each unit is precisely engineered for your specific vehicle, backed by K&N’s No-Hassle Lifetime Limited Warranty, providing confidence in its durability and performance support.

Key Features

• High-capacity reservoir for effective oil separation and long service intervals
• Quick and easy installation with factory-style hose connections
• Replaces factory crankcase line for a cleaner engine bay setup
• Constructed with durable materials designed to withstand engine bay conditions
• Engineered specifically for 6.6L diesel engines in Chevrolet Silverado and GMC Sierra trucks (2020–2023)
• No tools needed for routine check and maintenance of the oil reservoir
• Backed by K&N’s No-Hassle Lifetime Limited Warranty for peace of mind