--- title: "fs19764 — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/automotive/fs19764" last_updated: "2026-07-09T22:50:41.365Z" locale: en meta: description: "a small market ($108K/yr) — fs19764 doesn't clear our bar today." "og:description": "a small market ($108K/yr) — fs19764 doesn't clear our bar today." "og:title": "fs19764 — Niche Verdict: Skip it (46/100) | Amazon United States - Flapen" --- Back to Flapen home # **fs19764** **Skip it****46/100 ** a small market ($108K/yr) — fs19764 doesn't clear our bar today. **Market/yr** **$108K** **Growth (1y)** **+275.9%** **Products** **18** **Brands** **12** was 12 a year ago **Sellers** **27** **Price range** **$15.98–$140.44** **Returns** **1.0%** **Rating** **4.6★** **Skip it** Scored 46/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **5** ×0.30 Growth **84** ×0.30 Competition **34** ×0.20 Quality gap **32** ×0.10 Returns **92** ×0.10 ## **Demand** Weekly Amazon search volume, last 12 weeks — +275.9% year over year. 18793.5Apr '26May '26May '26May '26Jun '26Jun '26 ## **Competition** - Fleetguard42% - TONYCO14% - YIFALAI9% - AULDAY7% - BANGTE6% - Cummins5% - Other (6 brands)17% The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them. 12 brands and 27 sellers compete here. **Brands** **12 **—flat was 12 a year ago **Sellers** **27** **Top 5 brand share** **78%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![FS19764 Fleetguard Fuel Filter for Cummins ISX15 ISX12](https://m.media-amazon.com/images/I/41P+AO1OPzL.jpg) [**FS19764 Fleetguard Fuel Filter for Cummins ISX15 ISX12**](https://www.amazon.com/dp/B07N87VRGB) Fleetguard$36.055.0★1421%▲rising 2 ![Fleetguard FS19764](https://m.media-amazon.com/images/I/41aggRDzf3L.jpg) [**Fleetguard FS19764**](https://www.amazon.com/dp/B00A32XEC6) Fleetguard$34.064.8★30318%▼falling 3 ![4 Pack of FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15](https://m.media-amazon.com/images/I/41aBwmxwj0L.jpg) [**4 Pack of FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15**](https://www.amazon.com/dp/B0DRHN4JWK) TONYCO$59.595.0★414%▲rising 4 ![FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15](https://m.media-amazon.com/images/I/41daJ0OTUcL.jpg) [**FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15**](https://www.amazon.com/dp/B0CPDXG6YQ) YIFALAI$19.664.9★219%▼falling 5 ![BANGTE 6/Pack FS19764 Fuel/Water Separator Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible](https://m.media-amazon.com/images/I/41miqbWShQL.jpg) [**BANGTE 6/Pack FS19764 Fuel/Water Separator Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible**](https://www.amazon.com/dp/B0CJVNPRBJ) BANGTE$95.984.5★46%▼falling 6 ![Cummins Fleetguard Separator Fuel/Water Filter Pack of 6 Heavy Duty Tractor Part No: FS19764 A-FS36215-AI AI-FS19764](https://m.media-amazon.com/images/I/21lCHp0QUUL.jpg) [**Cummins Fleetguard Separator Fuel/Water Filter Pack of 6 Heavy Duty Tractor Part No: FS19764 A-FS36215-AI AI-FS19764**](https://www.amazon.com/dp/B01IW4YJLG) Cummins$140.444.7★625%▼falling 7 ![IGMFUFI FS19764 Fuel Filter/Water Separator Replacement For FS19763 PF9814 P550849 33964 Fit For ISX Series Engines(Pack of 4).](https://m.media-amazon.com/images/I/41u1UpKrVdL.jpg) [**IGMFUFI FS19764 Fuel Filter/Water Separator Replacement For FS19763 PF9814 P550849 33964 Fit For ISX Series Engines(Pack of 4).**](https://www.amazon.com/dp/B0DCYYSTYD) IGMFUFI$55.704.3★115%▼falling 8 ![GREND 6/Pack FS19764 Fuel Water Separator Filter Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible](https://m.media-amazon.com/images/I/41I6mEurlKL.jpg) [**GREND 6/Pack FS19764 Fuel Water Separator Filter Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible**](https://www.amazon.com/dp/B0CNM6HBQW) GREND$87.105.0★33%▼falling 9 ![LF14000NN FF5776 FS19764 Filter Kit Compatible with CumminsX12 X15 ISX12 ISX15 Diesel Engine. Replace K37-1012 K37-1011 2864993 2893612 C3685306 4331007 96498 4367100 LF9080 P559000](https://m.media-amazon.com/images/I/41jf2g40iUL.jpg) [**LF14000NN FF5776 FS19764 Filter Kit Compatible with CumminsX12 X15 ISX12 ISX15 Diesel Engine. Replace K37-1012 K37-1011 2864993 2893612 C3685306 4331007 96498 4367100 LF9080 P559000**](https://www.amazon.com/dp/B0F8ZYXX4T) Flying Bull$52.515.0★83%▲rising 10 ![4PCS FS19764 Fuel Filter Water Separator Fit for Cummins X12 X15 ISX12 ISX15 Engine Replace FS19765 P550851 PF7930](https://m.media-amazon.com/images/I/41xGDR8vMSL.jpg) [**4PCS FS19764 Fuel Filter Water Separator Fit for Cummins X12 X15 ISX12 ISX15 Engine Replace FS19765 P550851 PF7930**](https://www.amazon.com/dp/B0FPC295F4) AULDAY$56.090.0★03%▲rising 11 ![6PCS FS19764 Fuel Filter Water Separator Compatible with Cummins X12 X15 ISX12 ISX15 Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499](https://m.media-amazon.com/images/I/41Ukl7EbI4L.jpg) [**6PCS FS19764 Fuel Filter Water Separator Compatible with Cummins X12 X15 ISX12 ISX15 Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499**](https://www.amazon.com/dp/B0FPC3QXC3) AULDAY$85.613.0★23%▼falling 12 ![FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 FS19766 PF9814 2634 Fit Cummins ISX (Pack of 1)](https://m.media-amazon.com/images/I/41-kbNfxO9L.jpg) [**FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 FS19766 PF9814 2634 Fit Cummins ISX (Pack of 1)**](https://www.amazon.com/dp/B0B4DGS9K3) BAIZHIHUA$19.754.3★432%—flat 13 ![6/PACK FLEETGUARD FUEL WATER SEPARATOR FS19764](https://m.media-amazon.com/images/I/41VFhZ4NbqL.jpg) [**6/PACK FLEETGUARD FUEL WATER SEPARATOR FS19764**](https://www.amazon.com/dp/B00CC329IO) Fleetguard$133.173.6★42%▼falling 14 ![Genuine Fleetguard - Cummins Filtration LF14000NN - FF5776 - FS19764 Maintenance Filters Kit For Cummins](https://m.media-amazon.com/images/I/41bQn2F21jL.jpg) [**Genuine Fleetguard - Cummins Filtration LF14000NN - FF5776 - FS19764 Maintenance Filters Kit For Cummins**](https://www.amazon.com/dp/B09YBBH2K9) Fleetguard$133.474.7★452%▼falling 15 ![FS19764 Fuel Filter Water Separator Fit for Cummins X12 X15 ISX12 ISX15 Engine Replace FS19765 P550851 PF7930](https://m.media-amazon.com/images/I/31vH3bi+i-L.jpg) [**FS19764 Fuel Filter Water Separator Fit for Cummins X12 X15 ISX12 ISX15 Engine Replace FS19765 P550851 PF7930**](https://www.amazon.com/dp/B0FP9HS6MC) AULDAY$15.985.0★62%▲rising **~~Showing 15 of 18 — show all ~~** ## **Product shelf** All 18 tracked products in this niche. Top sellersNewestTrending [![FS19764 Fleetguard Fuel Filter for Cummins ISX15 ISX12](https://m.media-amazon.com/images/I/41P+AO1OPzL.jpg)**FS19764 Fleetguard Fuel Filter for Cummins ISX15 ISX12** Fleetguard**$36.05**5.0★14 reviews](https://www.amazon.com/dp/B07N87VRGB) [![Fleetguard FS19764](https://m.media-amazon.com/images/I/41aggRDzf3L.jpg)**Fleetguard FS19764** Fleetguard**$34.06**4.8★303 reviews](https://www.amazon.com/dp/B00A32XEC6) [![4 Pack of FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15](https://m.media-amazon.com/images/I/41aBwmxwj0L.jpg)**4 Pack of FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15** TONYCO**$59.59**5.0★4 reviews](https://www.amazon.com/dp/B0DRHN4JWK) [![FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15](https://m.media-amazon.com/images/I/41daJ0OTUcL.jpg)**FS19764 Fuel Filter Water Separator Replaces FS19765 FS19763 FS19766 P550851 PF7930 WF10005 21737499 85120233 PF7928 P550849 L9765 L9763FXL 33763 PF9814 Fits Cummins X12 X15 ISX12 ISX15** YIFALAI**$19.66**4.9★21 reviews](https://www.amazon.com/dp/B0CPDXG6YQ) [![BANGTE 6/Pack FS19764 Fuel/Water Separator Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible](https://m.media-amazon.com/images/I/41miqbWShQL.jpg)**BANGTE 6/Pack FS19764 Fuel/Water Separator Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible** BANGTE**$95.98**4.5★4 reviews](https://www.amazon.com/dp/B0CJVNPRBJ) [![Cummins Fleetguard Separator Fuel/Water Filter Pack of 6 Heavy Duty Tractor Part No: FS19764 A-FS36215-AI AI-FS19764](https://m.media-amazon.com/images/I/21lCHp0QUUL.jpg)**Cummins Fleetguard Separator Fuel/Water Filter Pack of 6 Heavy Duty Tractor Part No: FS19764 A-FS36215-AI AI-FS19764** Cummins**$140.44**4.7★62 reviews](https://www.amazon.com/dp/B01IW4YJLG) [![IGMFUFI FS19764 Fuel Filter/Water Separator Replacement For FS19763 PF9814 P550849 33964 Fit For ISX Series Engines(Pack of 4).](https://m.media-amazon.com/images/I/41u1UpKrVdL.jpg)**IGMFUFI FS19764 Fuel Filter/Water Separator Replacement For FS19763 PF9814 P550849 33964 Fit For ISX Series Engines(Pack of 4).** IGMFUFI**$55.70**4.3★11 reviews](https://www.amazon.com/dp/B0DCYYSTYD) [![GREND 6/Pack FS19764 Fuel Water Separator Filter Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible](https://m.media-amazon.com/images/I/41I6mEurlKL.jpg)**GREND 6/Pack FS19764 Fuel Water Separator Filter Replace For CUMMINS ISX ISL9 ISX15 ISX12 X12 X15 ISX11.9 Diesel Engine Caterpillar CT13 2015-2016 CT15 13-16 Diesel Engine biodiesel compatible** GREND**$87.10**5.0★3 reviews](https://www.amazon.com/dp/B0CNM6HBQW) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Value For Money**24% *“A lot less expensive than going to Kenworth”* **Quality-Overall**21% *“Genuine Fleetguard quality”* **Size-Overall**20% *“The best fit”* **Filtration**16% *“Genuine Fleetguard Filter”* **Assembly/Installation**7% *“Installation was straightforward”* **Leak-Proof**4% *“It fit perfectly with no leaks”* **Maintenance And Repair**4% *“this is a practical part to keep on hand for regular maintenance”* **Advertised Vs Actual Product**2% *“work as intended”* **Fuel Efficiency**2% *“the engine runs smoothly with no fuel flow issues”* **Strength**1% *“The construction feels solid”* ### **What buyers complain about ** #### **Top return reasons**- Size-Overall33% - Filtration25% - Compatibility-Overall10% - Defective Material/Parts8% - Value For Money7% - Advertised Vs Actual Product7% - Certifications3% - Width3% - Quality-Overall3%