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White rectangular pleated cabin air filter with black frame

Purolator

Purolator C21477C cabin air filter

SKU CH-6GHW-MDBF6

Filters allergens, pollen, dust and odours from cabin air for cleaner breathing and better defroster performance

  • Traps allergens, pollen, dust mites, dirt and soot before they enter the cabin
  • Carbon configuration adsorbs toxic fumes and odours for cleaner interior air
  • Improves defroster performance by maintaining strong airflow through the HVAC system
  • Protects A/C components from debris build-up when replaced every 12 months or 12,000 miles
  • PurolatorONE advanced filtration covers most vehicles on the road today

Cabin Air Filter for Cleaner Interior Air

The Purolator C21477C cabin air filter blocks allergens, pollen, dust mites, dirt and soot from entering the passenger compartment. Carbon applications also trap toxic fumes and odours. Regular replacement every 12 months or 12,000 miles maintains air quality and protects the A/C system.

Particulate and Carbon Configurations Available

The filter line offers both particulate and carbon versions to match different vehicle requirements. Choosing the correct configuration ensures the filter targets the specific contaminants present in your driving environment. Coverage extends across most vehicles on the road today.

Simple Replacement Following Manufacturer Schedule

Installation follows the vehicle owner's manual maintenance schedule for straightforward replacement. A clogged filter reduces defroster performance and restricts airflow through the cabin. Neglecting the recommended interval allows contaminants to accumulate and strains the A/C system.

How it compares

Measured against everything we stock in Trim Removal & Body Work Tools, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 80% of the 340 comparable items (median $26.99).

Specifications

Product
Brand namePUROLATOR

Questions about this item

How often should the Purolator C21477C filter be replaced?

The manufacturer recommends replacement every 12 months or 12,000 miles to maintain cabin air quality and protect the A/C system.

What particles does the Purolator C21477C filter capture?

It traps allergens, pollen, dust mites, dirt, soot, toxic fumes and odours to keep the passenger compartment clean.

Does the Purolator C21477C filter affect airflow or defroster performance?

A fresh filter encourages better airflow through the HVAC system, which aids defroster performance and overall driving comfort.

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