---
title: "fleetguard cv52001 crankcase filter — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/fleetguard-cv52001-crankcase-filter"
last_updated: "2026-07-14T04:03:03.521Z"
locale: en
meta:
  description: "brand-locked demand (top 5 brands take 100% of clicks) — fleetguard cv52001 crankcase filter doesn't clear our bar today."
  "og:description": "brand-locked demand (top 5 brands take 100% of clicks) — fleetguard cv52001 crankcase filter doesn't clear our bar today."
  "og:title": "fleetguard cv52001 crankcase filter — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
---

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# **fleetguard cv52001 crankcase filter**

**Skip it**

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 17Growth 13Conversion 90Competition 5Returns 95Price range 63Avg price 83Brand share 0Review moat 54Quality gap 18

**Returns**

**Incredible****0.9%**

return rate — above 6% kills the launch gate

**Conversion**

**Great****10.8%**

search→purchase rate — share of searches ending in a sale

**Avg price**

**Great****$78.51**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$24.39–$143.56**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Review moat**

**Good****1,353.67**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Market size**

**Bad****$69K**

$69K/yr · 8K searches

**Growth**

**Bad****-23.2%**

90-day search growth — must beat 0% to launch

**Competition**

**Bad****94%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## **Competition**

The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**4 **▼falling

**Sellers**

**19**

**Top-5 brand share**

**100%**

**Open market**

**0%**

- Fleetguard73% - KOROP15% - Doc's Diesel6% - X4XZ6%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$10K30%$21K45%$31K60%$41K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 6 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Fleetguard CV52001](https://m.media-amazon.com/images/I/319G1b42PwL.jpg)**Fleetguard CV52001**Fleetguard**$66.45**4.7★87 rev](https://www.amazon.com/dp/B07BDR5G2G) [2![6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter](https://m.media-amazon.com/images/I/31LIWqWlFKL.jpg)**6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter**KOROP**$27.88**4.8★1,649 rev](https://www.amazon.com/dp/B08PQRNQLN) [3![Fleetguard CV52001 Crankcase Filter (Pack of 2)](https://m.media-amazon.com/images/I/41oPRcn42BL.jpg)**Fleetguard CV52001 Crankcase Filter (Pack of 2)**Fleetguard**$143.56**4.7★92 rev](https://www.amazon.com/dp/B07PJ47PKZ) [4![Fleetguard CV52001 Crankcase Filter](https://m.media-amazon.com/images/I/31Jy+AVfahL.jpg)**Fleetguard CV52001 Crankcase Filter**Fleetguard**$129.39**4.8★5,736 rev](https://www.amazon.com/dp/B009YMG7PW) [5![Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001](https://m.media-amazon.com/images/I/31wPJcBSkNL.jpg)**Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001**Doc's Diesel**$79.41**4.5★550 rev](https://www.amazon.com/dp/B0CDJ6451M)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![CV52001 6.7L Cummins Crankcase Breather Filter Crankcase Ventilation Filter for 08-21 Dodge Ram 2500 3500 4500 5500 & All Cummins 6.7L ISB Engine Replaces# 4936636 904-418 68002433AA 68002433AB](https://m.media-amazon.com/images/I/41odvvwP5AL.jpg)**CV52001 6.7L Cummins Crankcase Breather Filter Crankcase Ventilation Filter for 08-21 Dodge Ram 2500 3500 4500 5500 & All Cummins 6.7L ISB Engine Replaces# 4936636 904-418 68002433AA 68002433AB**X4XZ**$24.39**8 rev1y ago](https://www.amazon.com/dp/B0DRWRN6RC) [![Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001](https://m.media-amazon.com/images/I/31wPJcBSkNL.jpg)**Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001**Doc's Diesel**$79.41**550 rev2y ago](https://www.amazon.com/dp/B0CDJ6451M) [![Fleetguard CV52001](https://m.media-amazon.com/images/I/319G1b42PwL.jpg)**Fleetguard CV52001**Fleetguard**$66.45**87 rev5y ago](https://www.amazon.com/dp/B07BDR5G2G) [![6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter](https://m.media-amazon.com/images/I/31LIWqWlFKL.jpg)**6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter**KOROP**$27.88**1,649 rev5y ago](https://www.amazon.com/dp/B08PQRNQLN) [![Fleetguard CV52001 Crankcase Filter (Pack of 2)](https://m.media-amazon.com/images/I/41oPRcn42BL.jpg)**Fleetguard CV52001 Crankcase Filter (Pack of 2)**Fleetguard**$143.56**92 rev7y ago](https://www.amazon.com/dp/B07PJ47PKZ)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Fleetguard CV52001 Crankcase Filter (Pack of 2)](https://m.media-amazon.com/images/I/41oPRcn42BL.jpg)**Fleetguard CV52001 Crankcase Filter (Pack of 2)**Fleetguard**$143.56**4.7★**▲ 41%**](https://www.amazon.com/dp/B07PJ47PKZ) [![Fleetguard CV52001](https://m.media-amazon.com/images/I/319G1b42PwL.jpg)**Fleetguard CV52001**Fleetguard**$66.45**4.7★**— 7%**](https://www.amazon.com/dp/B07BDR5G2G) [![6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter](https://m.media-amazon.com/images/I/31LIWqWlFKL.jpg)**6.7 Cummins Crankcase Ventilation Filter Replaces# CV52001 68002433AB 4936636 904-418 Fits for 2008-2021 Dodge Ram 2500 3500 4500 5500 6.7L ISB Diesel Engines Crankcase Breather Element CCV Filter**KOROP**$27.88**4.8★**— 1%**](https://www.amazon.com/dp/B08PQRNQLN) [![CV52001 6.7L Cummins Crankcase Breather Filter Crankcase Ventilation Filter for 08-21 Dodge Ram 2500 3500 4500 5500 & All Cummins 6.7L ISB Engine Replaces# 4936636 904-418 68002433AA 68002433AB](https://m.media-amazon.com/images/I/41odvvwP5AL.jpg)**CV52001 6.7L Cummins Crankcase Breather Filter Crankcase Ventilation Filter for 08-21 Dodge Ram 2500 3500 4500 5500 & All Cummins 6.7L ISB Engine Replaces# 4936636 904-418 68002433AA 68002433AB**X4XZ**$24.39**4.8★**▼ 14%**](https://www.amazon.com/dp/B0DRWRN6RC) [![Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001](https://m.media-amazon.com/images/I/31wPJcBSkNL.jpg)**Docs Diesel CCV Filter D804418 | Compatible with RAM 6.7L Cummins 2500 3500 4500 5500 2007.5+ | Replaces CV52001**Doc's Diesel**$79.41**4.5★**▼ 27%**](https://www.amazon.com/dp/B0CDJ6451M)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 52 weeks — -23.2% search growth over the last 90 days.

400300Spike '25Black Friday '25 seasonJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Nov · busiest ÷ quietest = 2.8×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Size-Overall**49%

*“Correct fit”*

**Quality-Overall**11%

*“Build quality is legit”*

**Value For Money**11%

*“Great price”*

**Assembly/Installation**8%

*“install it yourself”*

**Filtration**6%

*“This was a perfect replacement for my oem filter”*

**Efficiency**4%

*“It works fine”*

**Advertised Vs Actual Product**4%

*“As expected”*

**Locally Manufactured**2%

*“Made in Taiwan”*

**Functionality-Overall**0%

*“I had a noticeable improvement in RPM”*

**Leak-Proof**0%

*“No leaks, no weird blow-by smells, and it just does what its supposed to do”*

### **What buyers complain about **

**Size-Overall**34%

*“Didn't fit”*

**Filtration**15%

*“Not a good filter should have been longer”*

**Value For Money**11%

*“much cheaper”*

**Quality-Overall**10%

*“Poor quality the alignment is way off”*

**Compatibility-Overall**6%

*“It does not fit a 6.7L cummins”*

**Flatness**6%

*“battom part its not flat”*

**Durability**3%

*“Doesn't last, compared to other filters”*

**Smell**2%

*“I've smelled burning oil in the cab ever since”*

**Leak-Proof**1%

*“start leaking in 2 spots causing a mess”*

### **Top return reasons **

**Filtration**27%

**Size-Overall**23%

**Compatibility-Overall**16%

**Defective Material/Parts**10%

**Quality-Overall**6%

**Value For Money**4%

**Advertised Vs Actual Product**3%

**Product Condition**1%

**Material Quality**1%

**Pressure**1%