★★★★★ 5
Perfect fit
Nice replacement on my 2016 Subaru Forester
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 28, 2026
Piston Seal (HDP 330) 4.500" x 0.312" - Nylon/Nitrile
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Piston Seal (HDP 330) 4.500" x 0.312" - Nylon/NitrileProduct Details : Piston Seal (HDP 330) 4. 500" x 0. 312" Nylon Nitrile Part No: HDP04500 312 Product Category: Piston Seals Product Type: Piston Seal Profile: HDP 330 Style: Step Cut No. Of Pieces: 2 PCS Material(s): Nylon Nitrile Material Code: Nylon NBR Temperature Range: 22F to +212F ( 30C to +100C) Pressure Range: 8700 PSI ( 600 Bar) Surface Speed: < 3 ft s (0. 9 m s) System Of Measurement: Inch Bore Diameter: 4. 500" Dimensions: 4. 500" x 3.
Quick Dispatch:
Your Piston Seal (HDP 330) 4.500" x 0.312" - Nylon/Nitrile orders ship within 1-2 business days.
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- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 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.
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4.0 ★★★★★
Based on 882 reviews
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Product Reviews
★★★★★ 5
Perfect Fit for 2018 Forester
I've purchased various filters from EP Auto and each one matches the vehicle's needs and is a good value.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
★★★★★ 4
Easy self maintenance.
Does the job of what theu try to upset you Valvoline for a fraction of the price and easy to install.
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Reviewed in the United States on August 27, 2025
★★★★★ 5
Good filter!
I have used this replacement filter for the past 5 changes. Works great
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Reviewed in the United States on April 26, 2026
★★★★★ 5
Saved money
Saved money d.i.y.
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Reviewed in the United States on April 20, 2026
