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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
For Your Every Summer RSVP, with Code: SUMMER15
Description
21673812 | Genuine Cummins® Diesel Exhaust Fluid FilterDescription: Diesel Exhaust Fluid Filter Condition: New Brand: Cummins Part Number: 21673812 Weight: 5 lbs Fit for: 6C8. 3, C GAS PLUS CM556, G8. 3, G8. 3 CM558, GTA8. 3 CM558, ISC CM2150, ISC CM554, ISC CM850, ISC8. 3 CM2250, ISC8. 3 G CM2180 C101, ISL CM2150, ISL CM554, ISL CM850, ISL G CM2180, ISL8. 9 CM2150 L110, ISL8. 9 CM2880 L112, ISL9 CM2150 SN, ISL9 CM2250, ISL9 CM2350 L101, ISL9 CM2350 L111, ISLE4 CM850, L GAS PLUS CM556, L8. 9, L8. 9 L121,

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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
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4.9 ★★★★★
Based on 2208 reviews
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Product Reviews
★★★★★ 5
Fits 2021 Acura TLX
Size: 8" x 10" x 2"
Amazon garage and mfg website hadn't caught up, yet: this does fit the 2021 Acura TLX SH-AWD. No problems. New way of getting access -- pinch sides of glove box and drop off of hinge. Old way required removing an access panel.
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Reviewed in the United States on June 14, 2021
★★★★★ 5
Worth it.
Size: 8" x 10" x 2"
Super easy to install. The increased airflow is definitely noticeable.
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Reviewed in the United States on August 1, 2024
★★★★★ 5
Starter
Why did you pick this product vs others?:
Good replacement.
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Reviewed in the United States on June 20, 2025
★★★★★ 5
Starter works great
Fits and works great 2005 Mercury mariner 3.0
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Reviewed in the United States on August 29, 2025
★★★★★ 5
Reliable part
The price of this item was a bit of a shock. A good one though. I gave it to my mechanic, he installed it with no problems. Runs just fine. Would buy again
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Reviewed in the United States on May 5, 2026




