Breathe Easy, Drive Confident.

Cleaner Air Starts with our Cabin Air Filter

Enhance Your 3rd Gen 4Runner and 1st Gen Sequoia Experience
Engineered for Purity

Cabin Air Filter

Odor & Dust Elimination

Enhanced Comfort

Easy Installation

Reusable Design

Guaranteed Fit

Blower Protection

Designed for 3rd Gen 4Runners (1996–2002) and 1st Gen Sequoia (2001–2007)

Off-Roading Enthusiast / Product Tester

As a Toyota 3rd Gen 4Runner enthusiast and dedicated member of the off-roading community, I’m always on the lookout for products that improve performance, durability, and practicality. I’ve had the privilege of working with Build Better Studio on testing multiple iterations of the carbon cabin air filter you see today. Several prototypes and countless tests later, through scorching heat, dusty trails and freezing blizzards, I can confidently stand behind both this product and the company. It’s rare to find a team so dedicated to delivering the best possible product rather than rushing something to market. We need more folks like these guys in the community and I’m excited to see what other solutions Build Better Studio brings to the table. - jvf_t4r

EASY TO USE AND INSTALL

Installation Guide

Thoughtfully reusable.

Guaranteed Fit and Finish

Manufactured using industry-standard machinery, crafted with premium-quality materials, and rigorously tested under extreme conditions.

Which filter suits my needs?

Daily Driver

Daily city transportation needs, such as commuting to work or going to the grocery store. Almost always on paved roads.

✔ Enhancing cabin air filtration without compromising blower efficiency

Trail Hunter

Off road driving, through dusty, muddy or rocky trails to get to a destination.

✔ Maximum cabin air filtration with regulated airflow
✖ Use with prolonged use of hot air conditioning not recommended.

Regular price $69.99
Vehicle
Filter Kit Type
Additional Replacement Filters
In stock
Product Description

Specifically designed for the 3rd Generation Toyota 4Runner and the 1st Generation Toyota Sequoia, this cabin filter kit is comprised of three components: a base, spacer, and screw-top lid. All three components are crafted from high quality materials to ensure exceptional durability in any driving environment. This cartridge is designed to hold one activated carbon filter and is reusable. Our cabin air filters utilize custom made activated carbon air filters to provide active filtration without hindering ventilation in the cabin.

*All holders are pre-assembled with one Daily Driver Activated Carbon Air Filter and are ready to be installed out of the box.

  • Odor Control
  • Dust Management
  • Reusable Design
  • Guaranteed Fit
  • Tool Less Installation

Compatible Vehicles: 
3rd Generation Toyota 4Runner (1996 - 2002)

1st Generation Toyota Sequoia (2001 - 2007)

Replacing Your Filters

Additional Activated Carbon Air Filters are available for purchase separately.

Our Trail Hunter and Daily Driver carbon air filters are also available separately but require the corresponding spacer for proper fitting. 

We recommend replacing the filter every 3–6 months depending on frequency of usage. Additional filters are available for purchase separately.

Kit Components
  • 3-Part Filter Kit: base, spacer, lid
  • One Activated Carbon Air Filter (Daily Driver / Trail Hunter)
  • Installation instructions
  • Stickers
Filter specifications

Carbon air filters offer air filtration comparable to a MERV 8 rating, providing an optimal balance between airflow and filtration efficiency.

Active filtration of dust, hair, dirt, smoke, strong odors, mold/mildew

Our MISSION

A Resuable Solution

3rd Gen 4Runner (1996 - 2002) and 1st Gen Sequoia (2001 - 2007) models DO NOT come with factory-installed cabin air filters.

Our mission is to bring modern comforts to the classic workhorses we cherish and rely on daily. We’re committed to providing simple, self-installable solutions with modular, upgradable, and reusable parts.

Breathe easier with our cabin filter kits; designed to help you care for yourself as you continue to care for your rig.

Whether you're crawling rocks, heading off-road to your favorite campsite, or commuting to work, our filters effectively remove harmful gases like exhaust fumes, volatile organic compounds (VOCs), brake dust, smoke, and odors—so you can go the distance too.

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