SKU: KNE50-9036
UPC: 024844416179
MPN: 50-9036
The NextGen Cold Air Intake 12-21 Toyota Tundra 5.7L from K&N Engineering is engineered for V8 truck owners seeking measurable improvements in engine breathing and throttle response. Built for the full-size Toyota Tundra platform spanning 2012 through 2021 model years, this reusable oiled filter system replaces restrictive factory air intake passages with a direct, high-flow design that draws cooler ambient air into the engine bay. If you're running a 5.7L V8 and want noticeable gains without turbocharging complexity, this intake delivers the foundation for reliable power gains.
K&N's NextGen design centers on a washable, oiled cotton filter media that traps contaminants while minimizing airflow restriction—a proven technology used across millions of performance builds and OEM development programs. The plastic construction reduces weight compared to traditional metal designs, while the black finish integrates cleanly into engine compartments. The reusable filter element requires periodic cleaning and light re-oiling, eliminating the throwaway waste of disposable filters and delivering long-term cost savings over the truck's service life. Cold air intake kits work by routing intake tubes to source cooler air from below the engine, where ambient temperature is lower; cooler, denser air contains more oxygen molecules per breath, allowing the fuel map to burn more efficiently and unlock latent power.
Installation fits 2012–2021 full-size Toyota Tundra trucks with the 5.7L V8 engine—verify your model year and displacement before ordering. The system is designed for bolt-on fitment without major modifications; most owners complete installation in 45 minutes to an hour with basic hand tools. This intake pairs seamlessly with tuning, exhaust upgrades, or suspension work, making it a logical first step in a staged power build. Mechanics and enthusiasts report consistent throttle response improvements and an audible intake note that signals the increased airflow the K&N system delivers to your V8.
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