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Description
APR Replacement Intake Filter for CI100021 - RF100002Overview: Replacement filter for various APR intakes. Features: Black APR section with black stripe Direct replacement for APR intake system Pleated cotton gauze filter Lightly oiled High quality construction Application: Year Make Model Submodel Engine Size 2009 Audi A4 Cabriolet 121 2L L4 2009 Audi A4 Quattro Cabriolet 121 2L L4 2017 Audi A5 Quattro Sport 121 2L L4 2015 Audi A4 Prestige 121 2L L4 2015 Audi A5 Quattro Prestige 121 2L L4 2015 Audi A4
Overview:
Replacement filter for various APR intakes.
Features:
- Black APR section with black stripe
- Direct replacement for APR intake system
- Pleated cotton gauze filter
- Lightly oiled
- High quality construction
Application:
| Year | Make | Model | Submodel | Engine Size |
|---|---|---|---|---|
| 2009 | Audi | A4 | Cabriolet | 121/2L L4 |
| 2009 | Audi | A4 Quattro | Cabriolet | 121/2L L4 |
| 2017 | Audi | A5 Quattro | Sport | 121/2L L4 |
| 2015 | Audi | A4 | Prestige | 121/2L L4 |
| 2015 | Audi | A5 Quattro | Prestige | 121/2L L4 |
| 2015 | Audi | A4 Quattro | Prestige | 121/2L L4 |
| 2015 - 2016 | Audi | A4 | Premium | 121/2L L4 |
| 2015 - 2016 | Audi | A5 Quattro | Premium Plus | 121/2L L4 |
| 2015 - 2016 | Audi | A5 Quattro | Premium | 121/2L L4 |
| 2015 - 2016 | Audi | A4 Quattro | Premium Plus | 121/2L L4 |
| 2015 - 2016 | Audi | A4 | Premium Plus | 121/2L L4 |
| 2015 - 2016 | Audi | A4 Quattro | Premium | 121/2L L4 |
| 2009 - 2012 | Audi | A4 Quattro | Avant | 121/2L L4 |
| 2013 - 2016 | Audi | Q5 | Hybrid Prestige | 121/2L L4 |
| 2010 - 2014 | Audi | A5 Quattro | Cabriolet | 121/2L L4 |
| 2010 - 2014 | Audi | A5 Quattro | Base | 121/2L L4 |
| 2010 - 2014 | Audi | A5 | Cabriolet | 121/2L L4 |
| 2009 - 2014 | Audi | A4 Quattro | Base | 121/2L L4 |
| 2009 - 2014 | Audi | A4 | Base | 121/2L L4 |
| 2011 - 2017 | Audi | Q5 | Premium Plus | 121/2L L4 |
| 2011 - 2017 | Audi | Q5 | Premium | 121/2L L4 |
Specs:
| Brand | APR |
|---|---|
| Clamp | Worm |
| Emission Code | 4 |
| Filter Color | Red |
| Filter Type | Cotton Gauze |
| Product Type | Intake Filter |
| Warning | California Proposition 65 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 22 reviews
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Product Reviews
★★★★★ 5
Effective Cabin Air Filter – Fresh and Clean Air for My Car
I recently replaced my car’s cabin air filter with the AC85111 activated carbon filter, and I’ve noticed a clear improvement in air quality inside the vehicle. It helps keep the cabin air fresh, especially during daily commutes and long drives.
The activated carbon layer does a good job of reducing dust, odors, and outside pollution, making the driving experience more comfortable. I also noticed less smell from traffic fumes and general road dust entering the car.
The fit was perfect for my Honda Pilot, and installation was simple without needing any special tools. It is compatible with several Honda and Acura models, which makes it a reliable replacement option.
The material feels well-made and sturdy enough for regular use, ensuring consistent airflow while filtering out impurities effectively. Considering its performance and durability, it also offers good value for money.
Overall, this is a practical, easy-to-install, and reliable cabin air filter that helps maintain cleaner and fresher air inside the car.
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Reviewed in the United States on May 8, 2026
★★★★★ 5
Good fit for our Honda Accord, quality filter
This was the perfect fit for my daughter's Honda Accord. It's a solid, budget‑friendly upgrade that fits perfectly. It only took a few minutes to install. The pleated material feels sturdy, and the activated carbon layer helps cut down on odors and everyday cabin dust.
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Reviewed in the United States on May 30, 2026
★★★★★ 5
No more funky smell!
Have had a funky smell for a while in my car. Air fresheners just couldn't quite cover it up.
I pulled the old filter out which was reallll caked up with stuff and got the new one in. Not only is the funky smell finally gone, but the HVAC is a lot quieter when on full blast, and it blows the air harder.
It fit great, installation was easy, and having the smell gone makes it worth absolutely every penny.
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Reviewed in the United States on April 24, 2026
★★★★★ 5
happy engine. good mileage
Color: CA9683
Fit my 05 Tacoma great! Have had good response with the engine and it's acceleration. Fuel mileage is back on par. Will buy again!
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Reviewed in the United States on October 18, 2025
★★★★★ 5
Kax brand
Color: CA9683
Perfect for my 07 FJ! Looks of great quality over fram low end...
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Reviewed in the United States on December 22, 2025