RICHWEI Cabin Air Filter with Activated Carbon for Lexus/Toyota Fit 87139-52020 — Odor & Pollen Reduction, HEPA-Style Pleats

RICHWEI's activated-carbon cabin air filter is a direct-fit replacement (part 87139-52020 and related numbers) designed to trap dust, pollen and odors for compatible Lexus, Toyota, Subaru and Land Rover models.

This cabin filter uses multi-layer media with an activated carbon layer to reduce airborne particles and many common cabin odors. It replaces several OEM part numbers and fits a wide range of vehicles from Lexus RX and ES series to Toyota Camry, RAV4, 4Runner, Subaru Outback/Legacy, and many Land Rover and Jaguar models. Before ordering, verify your vehicle year and model against the compatibility list and the replacement part numbers to ensure a proper fit.

Which vehicles and part numbers does this RICHWEI filter replace?

This filter replaces OEM and aftermarket numbers associated with Toyota, Lexus and other makes — helping you find the right part without guesswork.

• Primary replacement: 87139-52020, plus variants like 87139-02020, 87139-02090, 87139-30070.
• Fits Lexus models: RX350/RX450h (2010–2015), ES300h/ES350, GX460, NX series, LS/LS600h, LX570 and others listed.
• Fits Toyota models: 4Runner, Camry, Corolla, Highlander, Land Cruiser, Prius family, RAV4, Sequoia, Sienna, Tundra and more.
• Also compatible with Subaru Legacy/Outback (2010–2019), Land Rover Range Rover/Discovery, Jaguar F-Pace/I-Pace, and Pontiac Vibe where applicable.

How does the activated carbon layer benefit cabin air quality?

The activated carbon layer adsorbs many volatile compounds and common odors, while the pleated media captures particulates. This combination improves perceived air freshness and helps protect the HVAC system from debris.

• Carbon layer reduces smoke, exhaust and household-type odors.
• Pleated HEPA-style media captures dust, pollen and road debris.
• Standard OEM form factor ensures proper airflow and fit in recommended vehicles.

How do I confirm fitment and install the RICHWEI cabin filter?

Confirm fitment by checking your vehicle year, make and model against the provided compatibility list and any OEM part numbers you have. Installation is typically straightforward and can be done with basic tools or by a service technician.

• Compare your current filter's part number to those listed (e.g., 87139-52020, 87139-02020).
• Most installs require opening the glove box or a cabin filter access panel—no special tools needed for many models.
• Observe airflow direction arrow on the filter and seat the pleats evenly for proper sealing.

How often should I change this cabin air filter and what conditions affect lifespan?

Recommended replacement intervals vary by driving conditions and environment. Typical guidance is every 12,000–20,000 miles or annually, but dusty or high-pollen areas may require more frequent changes.

• Replace sooner if you notice reduced airflow, persistent odors, or visible dirt buildup.
• Highway salt, heavy urban pollution, or rural dust shorten service intervals.
• Regular inspections during oil changes or vehicle service help maintain cabin air performance.

Who is this for: Drivers who own compatible Lexus, Toyota, Subaru, Land Rover, Jaguar or Pontiac models and want a direct-fit cabin filter that adds an activated carbon layer for improved odor control and particulate capture. It’s suitable for DIY installers and service shops needing a cost-effective OEM-replacement option that covers many model years and part numbers — just confirm compatibility with your vehicle before purchase.