K&N 77-3078KTK Engine Cold Air Intake Performance Kit

K&N 77-3078KTK Cold Air Intake Overview

The K&N 77-3078KTK performance air intake system is built for drivers who want improved airflow and a cleaner intake path on select Chevrolet Equinox and GMC Terrain models. It uses a mandrel-bent aluminum intake tube, a pre-oiled washable cotton gauze filter, and a heat shield to help isolate incoming air from engine-bay heat.

Compatible With 2010-2012 Chevrolet Equinox and 2010-2012 GMC Terrain, this intake is CARB EO D-269-49 exempt and street legal in all US states. The K&N 77-3078KTK is also backed by a 1,000,000-mile/10-year warranty.

Key Features

• Part number: 77-3078KTK
• Estimated horsepower gain: 6.51 HP at 4900 RPM; listed horsepower increase: 7 HP
• Mandrel-bent aluminum intake tube with black finish
• Washable, reusable red cotton gauze air filter
• Pre-oiled filter media for initial use
• Heat shield included; air box not included
• Mass air flow sensor adapter included when required
• Four clamps, one coupler, and mounting hardware included
• Replacement filter: RU-2960
• CARB EO number: D-269-49

Detailed Description

This K&N cold air intake kit is engineered to replace the factory intake path with a larger-diameter aluminum tube and oversized conical filter assembly. The design supports improved airflow while the heat shield helps separate the filter from hot underhood air. For owners searching for a 2010-2012 Chevrolet Equinox cold air intake or a 2010-2012 GMC Terrain performance intake, the 77-3078KTK provides a direct-fit solution with application-specific ports and required adapters included.

The washable cotton gauze filter is built for repeated service, and K&N notes that normal highway driving can allow up to 100,000 miles between filter services. The system is intended for straightforward installation and is typically completed in less than 90 minutes.

What This Intake Can Help Address

• Restricted factory intake airflow
• Heat-soaked intake air from the engine bay
• Loss of throttle response caused by a restrictive intake path
• Need for a serviceable, reusable air filter
• Factory intake components that limit performance-oriented airflow

Installation Notes and Tips

Verify vehicle fitment before installation: Fits 2010-2012 Chevrolet Equinox, N/A; Fits 2010-2012 GMC Terrain, N/A. The kit includes the intake tube ports needed for the specified applications, and the mass air flow sensor adapter is included when required. Follow the supplied instructions, confirm all clamps are tightened evenly, and inspect the filter and coupler placement after installation.

For buyers comparing K&N 77-3078KTK fitment, this intake is a direct application for select Equinox and Terrain models and is not listed with an air box. The part number 77-3078KTK should be matched to the vehicle application and CARB status before purchase.

Quality Assurance

K&N backs this intake system with a 1,000,000-mile/10-year warranty. It is street legal in all US states and carries CARB EO D-269-49 for the listed applications.