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K&N NextGen cold air intake for Chevrolet Silverado 2500/3500 HD with the 6.6L V8. A rotationally molded HDPE tube increases airflow by 83.2%, delivering a documented 20.56 hp and 28.1 lb‑ft torque gain with no tune required. The system includes a washable, reusable High‑Flow Lifetime air filter, a protective NextGen air box, long service intervals and typically installs in under an hour.
K&N 20-25 Chevrolet Silverado 2500/3500 HD V8 6.6L NextGen Cold Air Intake
