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USA
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- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
For Your Every Summer RSVP, with Code: SUMMER15
Description
Festo 1/2" Filter Regulator Service Unit Consisting 186042The Festo 1 2' Filter Regulator Service Unit, model 186042, is an essential component for efficient air management. This service unit features a manual on off valve, filter regulator, and distributor module, all designed for seamless integration. Equipped with mounting brackets and an automatic condensate drain, it ensures optimal performance. The Maxi size and Series D designation provide reliability, while the rotary knob actuator lock offers secure

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
4.1 ★★★★★
Based on 430 reviews
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Product Reviews
★★★★★ 5
Perfect Fit for Civic
Installed this engine cabin air filter on my daughter’s Civic and it fit perfectly. Installation was quick and easy, and the quality feels just like OEM. Great value compared to dealership prices.
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Reviewed in the United States on January 11, 2026
★★★★★ 5
Perfect Fit
The product arrived today and I installed it right away, no issues. The fit was perfect for my 2022 Civic Sport and the quality matches that of Honda OEM.
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Reviewed in the United States on March 5, 2026
★★★★★ 5
Saved on DIY
Fit my 2021 Civic perfectly and with you tube video easy to install
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Reviewed in the United States on February 22, 2026
★★★★★ 5
Ease of use and price
Easy, good filters, good price never go to a dealer for them, literally took me 5 minutes to do both.
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Reviewed in the United States on November 22, 2025
★★★★★ 5
Great Value
Item came as described and fit perfectly paid the price I usually pay for the engine filter for both engine and cabin filter definitely would recommend.
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Reviewed in the United States on December 8, 2025




