Dacall Cabin Air Filter for BMW X3 & 330i (2018–2026) — OE-fit, Improved Airflow & Odour Control

Dacall's cabin air filter replaces your BMW or compatible vehicle’s old filter to restore airflow, reduce odors, and help protect the HVAC system.

If your car’s ventilation smells musty, the air flow feels weak, or fuel economy has slipped slightly, a fresh cabin air filter is a simple, low-cost fix. This Dacall replacement is engineered to fit a wide range of BMW models (including X3 and 330i series) plus several performance and hybrid variants and the Toyota GR Supra. It matches common OE part numbers so installation is straightforward and it works with factory HVAC housings.

Which vehicles and part numbers does this Dacall filter replace?

This filter is designed to be compatible with many BMW model years and specific Toyota models. It corresponds to several common OEM numbers for easy cross-referencing when ordering or replacing.

• Fits BMW: 230i, 320i, 330i/330i xDrive, 330e, 430i, 440i, i4, iX3, M2, M3, M4, M340i/M440i, X3, X4, Z4 (listed model years vary—see product fit list).
• Also fits Toyota GR Supra (2020–2026).
• Replaces part numbers such as 64119382885, 64119382886, CAF15031C, PC99458C and several OE equivalents.

How will this cabin filter affect cabin air quality and HVAC performance?

A new filter reduces trapped dust and particulates that accumulate over time, helping the blower work more efficiently and reducing stale or musty odors. Better airflow can ease strain on the HVAC system and help maintain consistent climate control.

• 17% faster airflow compared to clogged filters, improving heater/AC response.
• Reduces odor buildup from debris and dampness in the HVAC housing.
• Helps prevent premature HVAC component wear caused by restricted airflow.

When should I replace this Dacall cabin filter?

Replacement intervals vary with driving conditions, but general guidelines make it easy to plan maintenance. Change the filter annually or roughly every 12,000 miles; inspect sooner if you drive in dusty areas or notice symptoms.

• Suggested: every 12 months or 12k miles under normal conditions.
• Replace sooner if AC smells bad, MPG drops by 5%+, or idle RPM fluctuates.
• Inspect during routine service or when replacing engine air filter for convenience.

Is installation difficult and what should I expect?

Installation is typically quick and requires no special tools—most filters sit behind the glove box or in an easily accessible housing. Follow vehicle-specific guidance or a brief online tutorial and confirm the filter orientation marks match the airflow direction.

• Direct-fit replacement for compatible models—no trimming required.
• Most installs take 10–20 minutes in a home garage or shop.
• Verify the airflow arrow and seating to avoid leaks or misalignment.

Who this is for: Drivers who own compatible BMW models (including X3 and 330i lines), select M-series and i-series cars, or a Toyota GR Supra and want an affordable, OE-replacement cabin air filter to restore ventilation performance and reduce interior odors. It's suited for DIYers who prefer simple maintenance items they can replace at home, and for service shops needing a reliable aftermarket option that cross-references common part numbers.