Description
The K&N Engineering 81-0805 Air Oil Separator provides essential engine protection by capturing blowby oil before it can enter the intake system, helping to maintain optimal engine performance. Designed specifically for Chevrolet Silverado 1500 models with 5.3L and 6.2L gas engines from 2014 to 2020, this high-capacity reservoir ensures efficient oil collection with minimal maintenance. Its straightforward installation process takes approximately 30 minutes using basic hand tools, thanks to factory-style hose connections that allow for quick snap-on and snap-off setup. The unit replaces the factory crankcase line, enabling flexible placement in your engine bay for convenient access and maintenance, with no tools needed to check or empty the oil reservoir. The durable construction and engineered design ensure a reliable fit that maintains performance over time, backed by K&N’s No-Hassle Lifetime Limited Warranty. This oil separator helps prevent power loss and potential engine damage caused by oil blowby, contributing to the longevity and efficiency of your vehicle’s engine. It is an ideal upgrade for enthusiasts seeking to enhance engine health and maintain peak performance while simplifying maintenance routines.
Features:
- Engine Protection: Captures blowby oil to prevent intake contamination
- High Capacity Reservoir: Efficiently collects and stores oil for easy maintenance
- Easy Installation: Takes about 30 minutes with basic tools and factory-style hose connections
- Flexible Mounting: Replaces factory line for convenient placement in the engine bay
- Durable Construction: Designed specifically for Chevrolet Silverado 1500 5.3L / 6.2L engines
- Maintenance Friendly: No tools needed to check or empty the reservoir
- Warranty: Backed by K&N’s No-Hassle Lifetime Limited Warranty














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