K&N GM 1500 5.3L Crewcab Cat Back Exhaust Kit

The K&N 67-3109 cat-back exhaust kit is engineered to increase performance, deliver robust sound, and install quickly and easily on certain GM Sierra models. Enjoy excellent quality paired with a simple and clean appearance. The 67-3109 system maintains clearance to critical systems, and typically installs in less than 60 minutes using factory mounting points (no cutting or welding necessary). The system pairs with most aftermarket modifications, including intake systems, throttle control modules, and more. No calibration tuning is required, and complete instructions are included.

Additional Information

The K&N 67-3109 cat-back exhaust kit is engineered to increase performance, deliver robust sound, and install quickly and easily on certain GM Sierra models.

Part Type

Exhaust System Kit

• Complete Instructions Are Included
• Custom-designed for a more aggressive sound

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Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Technical Drawing

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information