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Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 13 - Jun 18
For Your Every Summer RSVP, with Code: SUMMER15
Description
Fluidmaster 523A-009 Universal 2" & 3" Super FlapperThe Fluidmaster Universal 2 & 3 Super Flapper is the newest and most universal toilet flapper in our flapper line. The Super Flapper is the go to choice, taking the guessing out of what size flapper is needed in the tank. When you dont know what size flapper you need this fits both 2 & 3 toilets. This can be converted into a 2 flapper or 3 flapper the ONLY one of its kind on the market. This Super Flapper sets the standard as the easiest installation

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 1571 reviews
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Product Reviews
★★★★★ 5
Great fitment, made changing the oil filter easy
Perfect fit for my m760i oil filter housing.
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Reviewed in the United States on April 24, 2026
★★★★★ 5
s tier quality
superior quality, single cast aluminum 👍
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Reviewed in the United States on May 2, 2026
★★★★★ 4
Too Tight but It Works
It doesn't really sit on very well to be honest, it tends to sit TOO tight in my opinion. Taking it off can be a hassle but at least it gets the job done, durability is good, finish is great, obviously easy to use.
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Reviewed in the United States on April 28, 2025
★★★★★ 5
BMW F25
Saved me when tried to change the oil. Great price
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Great product
Fits perfectly, easy to use, build for value. 3/8 inch drive. Overall made my job easy.
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Reviewed in the United States on December 18, 2025




