Description
The K&N Filters FIPK Air Intake Kit for Suburban/Yukon XL 2500 8.1L V8 (KNN57-3032) is engineered to increase horsepower and improve throttle response in high-displacement engines. Designed for the Suburban 2500 and Yukon XL 2500 with the 8.1L V8, this cold air intake system replaces the factory air filter and intake tubing with a custom-engineered solution that improves airflow efficiency. The system includes a washable, reusable cotton gauze filter and durable components built to withstand tough conditions. Installation is straightforward with standard hand tools, and no tuning is required. This kit is ideal for towing, hauling, and enhancing overall engine performance.
Features and Specifications:
- Vehicle Fitment: Chevrolet Suburban 2500 / GMC Yukon XL 2500 with 8.1L V8 engine.
- Estimated Horsepower Gain: 12.98 HP @ 4231 RPM
- Air Filter Color: Red
- Air Filter Material: Cotton Gauze
- Air Filter Outlet Shape: Round
- Intake Pipe Color / Finish: Black
- Intake Pipe Material: High-Density Cross-Linked Polyethylene
- Included: Mounting Hardware, 5 Clamps, 2 Couplers
- Clamp Material: Stainless Steel
- Clamp Style: MIDI
- CARB EO Number: D-269-34
- Increased Performance: Boosts horsepower and torque for improved engine output.
- HDPE Intake Tube: Roto-molded for durability and efficient airflow.
- High-Flow Filter: Direct replacement air filter enhances throttle response and engine sound.
- Optimized Airflow: Engineered for high airflow and superior filtration efficiency.
- Low Maintenance: Filter requires cleaning only every 100,000 miles under everyday driving.
- Easy Installation: Installs in under 60 minutes using basic hand tools.
- Warranty Coverage: Backed by a No-Hassle Lifetime Limited Warranty.
- Warranty Safe: Will not void vehicle warranty.
- Emissions Legal: 50-state legal for street use.






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