Best in 7 days
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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
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Description
Shock Spring - Spring Rate 274 lbs/inCaracteristicas: Cold wound on precision CNC equipment for the ultimate in strength Heat tempered, shot peened and end ground for durability Pre set for fatigue resistance Wide variety of rates and applications Accurate rates and proper fitment Made in the U. S. A. Peso: 3. 3 Alto: 4. 26 Largo: 13. 12 Ancho: 4. 53 Aditamentos: EC 300 : 2021 EX 300 : 2021 EX 350F : 2021 EX 250F : 2021 EC 250F : 2021 MC 250F : 2021 MC 450F : 2021 MC 125 : 2021 Specs:
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
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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
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.9 ★★★★★
Based on 541 reviews
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Product Reviews
★★★★★ 5
Reliable furnace filters at a good price point!
Style: 16x18x1
Great filters. Hard to find sizes. Sturdy.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
★★★★★ 5
Amazon very professional and reliable
Style: 14x30x1
I was very pleased with the Filterbuy 14 30 1 and it fit great and very pleased with Amazon .They are very professional
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 13, 2026
★★★★★ 5
Great buy
Style: 20x25x2
Great fit, quality, construction, and less expensive than buying them at a regular store.
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Reviewed in the United States on May 20, 2026
★★★★★ 5
Fantastic Filters!!
Style: 20x25x1
Great filters for my 5 ton unit- well made and designed for airflow and hold up! Very well! MUCH BETTER than Lowes or HD FILTERS
Whistling stopped when I changed to the filters!!
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Reviewed in the United States on May 9, 2026
★★★★★ 5
Nice
They are pretty but hard to fasten by yourself.
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Reviewed in the United States on April 21, 2026
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