Chevy Trailblazer, GMC Envoy & Isuzu Ascender Gain 9.29 HP with K&N 77-Series Air Intake

K&N Engineering has developed a 77- Series Intake (77-3062KP) for the 2006, 2007, 2008 and 2009 Chevrolet Trailblazer, 2006 to 2009 GMC Envoy and the 2006, 2007 and 2008 Isuzu Ascender.
Air Intake for Chevrolet Chevy Trailblazer, GMC Envoy and Isuzu Ascender
Air Intake for Chevy Trailblazer, GMC Envoy and Isuzu Ascender


The High-Flow Performance Kit was designed by K&N Engineers to improve airflow to the engine. The 77-3062KP was designed for the Chevy Trailblazer, GMC Envoy and Isuzu Ascender. Testing on K&N's dynamometer showed a 9.29 horsepower gain @ 4850 RPM.
Power Gain Chart for Chevy Trailblazer with K&N Air Intake
Power Gain Chart for Chevy Trailblazer with K&N Air Intake

The mandrel-bent, free flowing polished aluminum tube was custom designed for these Sport Utility Vehicles. The tube mounts to the throttle body and over the fender well so that the K&N Air Filter (RU-4730) is positioned away from the engine's heat. The K&N Air Filter is further isolated from the engine by a black powercoated steel heat shield.

The 77-Series polished intake tube is equipped with stainless-steel hose clamps and black powdercoated steel brackets for support. The polished tube adds a custom design to the engine compartment.

Installation can be done with simple hand tools . This K&N 77-Series Air Intake comes complete with all the necessary hardware, including die-cast aluminum sensor adapters.

Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.