---
title: "Mercury 115 4 Stroke Oil Change Kit — $9K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/mercury-115-4-stroke-oil-change-kit"
last_updated: "2026-08-10T13:47:40.320Z"
locale: en
meta:
description: "Niche score 37/100 · $9K/yr market · 12K searches/yr · $107.06 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 37/100 · $9K/yr market · 12K searches/yr · $107.06 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Mercury 115 4 Stroke Oil Change Kit — $9K/yr Amazon US Niche (2026) - Flapen"
---
# **mercury 115 4 stroke oil change kit**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 2Growth 62Conversion 8Competition 18Returns 97Price range 24Avg price 73Brand share 0Review moat 68Quality gap 57
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Avg price**
**Good****$107.06**
avg listing price — sweet spot $15–$100
**Review moat**
**Good****786.92**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Good****+38.9%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Bad****$37.06–$299.63**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
**Conversion**
**Bad****0.7%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$9K**
$9K/yr · 12K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, mercury 115 4 stroke oil change kit is a $9K/yr Amazon United States market (12K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 37/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mercury 115 4 stroke oil change kit market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$27K–$54K**
- units × avg price
- **Conversion rate**
- **0.7%**
- **Avg BSR**
- **#2,135**
- **Page quality**
- **0%**
- **Prime**
- **67%**
- **Sponsored**
- **67%**
- **Out of stock**
- **10.0%**
- **Avg brand age**
- **45 months**
- **Avg seller age**
- **165 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**29**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**0%**
- Quicksilver49% - MERCURY45% - Midnight Marine4% - マーキュリー(MERCURY)2%
## **Demand**
Weekly Amazon search volume, last 12 weeks — +38.9% search growth over the last 90 days.
450350Apr '26May '26May '26May '26Jun '26Jun '26
[**Open Trend **](https://flapen.com/research/us/automotive/mercury-115-4-stroke-oil-change-kit/trend)
## **Top mercury 115 4 stroke oil change kit products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$85320%$2K30%$3K40%$3K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Quicksilver 10W-30 Oil Change Kit for 4-Stroke 75hp 90hp and 115hp Mercury 2.1L Outboards**Quicksilver**$71.43**4.8★2,028 rev](https://www.amazon.com/dp/B07H13DZDH) [2**Mercury 8M0107510 10W-30 4-Stroke Outboard Oil Change Kit for Mercury 2.1L 75/90/115hp EFI Outboards - 8M0107510**MERCURY**$85.53**4.8★292 rev](https://www.amazon.com/dp/B08GV4GMKV) [3**Quicksilver 10W-30 Oil Change Kit for 4-Stroke 150hp Mercury and Mariner Outboards**Quicksilver**$78.12**4.8★2,028 rev](https://www.amazon.com/dp/B07H12XQ1Y) [4**Mercury 8M0081917 25W-40 4-Stroke Outboard Oil Change Kit for Mercury 1.7L 75/90/115hp EFI Outboards**MERCURY**$91.97**4.2★540 rev](https://www.amazon.com/dp/B00J903R48) [5**Quicksilver 25W-40 Oil Change Kit for 4-Stroke 75hp 90hp and 115hp Mercury 1.7L Outboards**Quicksilver**$83.14**4.8★2,028 rev](https://www.amazon.com/dp/B00MIPCTB8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**2014+ 75-115 HP Pro XS 2.1L 4-Stroke EFI Mercury/Quicksilver OEM Service Kit: Fuel & Oil Filter(s) Impeller Spark Plugs 80 100 90hp s/n 2B094996+**Midnight Marine**$139.97**1 rev1y ago](https://www.amazon.com/dp/B0DV3PVMMH) [**75-115 HP 4-Stroke EFI 2001-2006 Mercury/Quicksilver OEM Service Kit: Fuel & Oil Filter(s) Impeller & Spark Plugs 80 100 90hp**Midnight Marine**$144.93**3 rev1y ago](https://www.amazon.com/dp/B0DM4H52DH) [**Mercury 8M0107510 10W-30 4-Stroke Outboard Oil Change Kit for Mercury 2.1L 75/90/115hp EFI Outboards - 8M0107510**MERCURY**$85.53**292 rev5y ago](https://www.amazon.com/dp/B08GV4GMKV) [**Quicksilver 10W-30 Oil Change Kit for 4-Stroke 75hp 90hp and 115hp Mercury 2.1L Outboards**Quicksilver**$71.43**2,028 rev7y ago](https://www.amazon.com/dp/B07H13DZDH) [**Quicksilver 10W-30 Oil Change Kit for 4-Stroke 150hp Mercury and Mariner Outboards**Quicksilver**$78.12**2,028 rev7y ago](https://www.amazon.com/dp/B07H12XQ1Y)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Quicksilver 25W-40 Oil Change Kit for 4-Stroke 40hp 50hp and 60hp Mercury Outboards**Quicksilver**$52.70**4.8★**▲ 132%**](https://www.amazon.com/dp/B00MIPCT4A) [**75-115 HP 4-Stroke EFI 2001-2006 Mercury/Quicksilver OEM Service Kit: Fuel & Oil Filter(s) Impeller & Spark Plugs 80 100 90hp**Midnight Marine**$144.93**5.0★**▲ 112%**](https://www.amazon.com/dp/B0DM4H52DH) [**Mercury 8M0097855 2.1L 75-115hp FourStroke 300 Hour Maintenance Kit**MERCURY**$299.63**3.6★**▲ 89%**](https://www.amazon.com/dp/B00V92L7QO) [**MERCURY/QUICKSILVER Mercury Oil Change and Filter Kit 75-90-115hp Four Stroke Outboard 8M0081917**マーキュリー(MERCURY)**$90.74**2.0★**▲ 76%**](https://www.amazon.com/dp/B013XRGC2G) [**Mercury 8M0188357 10W-30 4-Stroke Outboard Oil Change Kit for Mercury and Mariner 150hp Outboards**MERCURY**$109.54**4.7★**▲ 53%**](https://www.amazon.com/dp/B01MXFVZTA)
**~~View all trending →~~**
## **What buyers say about mercury 115 4 stroke oil change kit**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“great quality”*
**Advertised Vs Actual Product**20%
*“Exactly as described”*
**Ease Of Use**18%
*“Convenient kit, everything you need is included”*
**Value For Money**16%
*“Overall, great value for the money and everything you need in one kit”*
**Motor Power**5%
*“Great price for name brand Outboard motor oil”*
**Leak-Proof**5%
*“no oil drips into the engine compartment”*
**Ease Of Cleaning**2%
*“which helps maintain cleanliness during the process”*
**Efficiency**2%
*“the job goes pretty smoothly”*
**Add-Ons/Attachments**2%
*“great value, very easy to use and very useful, it came with all accessories needed”*
**Filtration**2%
*“Filter fit, oil went in, first time I've changed the oil myself, went well”*
### **What buyers complain about **
**Size-Overall**57%
*“too large in diameter”*
**Filtration**13%
*“Filter Didnt appear to have been used though”*
**Advertised Vs Actual Product**7%
*“This product should not be sold as it is presented”*
**Product Condition**7%
*“Makes me think i received a returned filter from a previous customer”*
### **Top return reasons **
**Size-Overall**43%
**Advertised Vs Actual Product**22%
**Compatibility-Overall**13%
**Filtration**7%
**Value For Money**2%
**Defective Material/Parts**2%
**Leak-Proof**2%
**Functionality-Overall**2%
**Weight Heavy**2%
**Motor Issues**1%
## **Common questions**
- **Is mercury 115 4 stroke oil change kit profitable to sell on Amazon United States?**
- The niche generates $9K/yr across 12 tracked products. 90-day search growth is +38.9%. Flapen's verdict: Skip it (37/100).
- **How competitive is the mercury 115 4 stroke oil change kit niche?**
- 4 brands and 29 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in mercury 115 4 stroke oil change kit?**
- Top complaints mined from reviews: Size-Overall, Filtration, Advertised Vs Actual Product. The return rate is 0.6%.
- **What does it cost to enter the mercury 115 4 stroke oil change kit niche?**
- Listings span $37.06–$299.63; the average listing price is $107.06 (sweet spot $15–$100). The average incumbent carries 787 reviews — the moat a new listing must climb.
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