---
title: "Turn Signal Bulb — $845K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/turn-signal-bulb"
last_updated: "2026-08-09T10:51:15.333Z"
locale: en
meta:
description: "Niche score 50/100 · $845K/yr market · 948K searches/yr · $12.79 avg price. Soft demand (-13.5% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $845K/yr market · 948K searches/yr · $12.79 avg price. Soft demand (-13.5% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Turn Signal Bulb — $845K/yr Amazon US Niche (2026) - Flapen"
---
# **turn signal bulb**
**Worth a look**
Shows sweet-spot pricing room ($4.96–$48.90), but soft demand (-13.5% this quarter) keeps it on the watch list.
Market size 75Growth 18Conversion 75Competition 66Returns 35Price range 77Avg price 57Brand share 43Review moat 21Quality gap 35
**Price range**
**Great****$4.96–$48.90**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Good****$845K**
$845K/yr · 948K searches
**Conversion**
**Good****7.0%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****45%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Good****$12.79**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****79%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Returns**
**Okay****4.2%**
return rate — above 5% kills the launch gate
**Review moat**
**Bad****11,072.38**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-13.5%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, turn signal bulb is a $845K/yr Amazon United States market (948K searches/yr). The top 5 brands hold 79% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **turn signal bulb market data**
- **Units sold / yr**
- **60K–80K**
- avg 1,250–1,500/product
- **Revenue / yr**
- **$767K–$1.0M**
- units × avg price
- **Conversion rate**
- **7.0%**
- **Avg BSR**
- **#34**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **73%**
- **Out of stock**
- **0.6%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
The top 5 products take 45% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▼falling
**Sellers**
**62**
**Top-5 brand share**
**79%**
Top 20: 100%
**Top-5 click share**
**45%**
Top 20: 81%
**Open market**
**16%**
- SYLVANIA32% - Kadiby23% - iBrightstar12% - SEALIGHT6% - AUXITO6% - iFunyLED4% - Open — no brand owns it (9 brands, 16%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.5% search growth over the last 90 days.
20K15K seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/automotive/turn-signal-bulb/trend)
## **Top turn signal bulb search terms**
- **turn signal bulb**245K/yr-18.8%2.8% conv. - **3157 bulb**155K/yr-19.1%11.2% conv. - **led turn signal bulb**98K/yr-16.5%1.7% conv. - **3157 brake light bulb**19K/yr+373.0%11.7% conv. - **front turn signal bulb**54K/yr-26.3%3.0% conv. - **blinker bulb**44K/yr-18.8%4.1% conv. - **rear turn signal bulb**39K/yr-17.8%2.7% conv. - **3157**32K/yr-8.2%7.1% conv. - **sylvania 3157**14K/yr+66.1%10.4% conv. - **signal light bulb**23K/yr-25.8%2.1% conv. [**All search terms **](https://flapen.com/research/us/automotive/turn-signal-bulb/search-terms)
## **Top turn signal bulb 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%4%$34K8%$68K12%$101K16%$135K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kadiby 2 Pack 3157 4157 Bulb Brake/Tail/Turn Signal Light/DRL(Daytime Running Lights) 3157ll 12V P27/7W 3047 3057 4057 4114 Trailer Bulbs Fit for F150 Focus Altima Silverado Jeep Cherokee**Kadiby**$7.18**4.7★290 rev](https://www.amazon.com/dp/B0F3WXWRFV) [2**SYLVANIA - 4157NA Long Life Miniature - Amber Bulb Ideal for Parking Side Marker and Turn Signal Applications (Contains 2 Bulbs)**SYLVANIA**$7.30**4.7★2,258 rev](https://www.amazon.com/dp/B01FWODQ1S) [3**SYLVANIA 3157 Long Life Miniature Bulb (Contains 10 Bulbs) 3157LL.TP**SYLVANIA**$9.88**4.8★1,825 rev](https://www.amazon.com/dp/B00BKXDXEQ) [4**iBrightstar 3157 LED Bulb Amber 3157a LED Turn Signal Bulbs Super Bright for vehicle Blinker Lights and Turn Signal Lights 2 Pack**iBrightstar**$15.65**4.4★69,021 rev](https://www.amazon.com/dp/B06WD7Z4R7) [5**Kadiby 12 Pack 3157 Bulb 4157 Bulbs T25 P27/7W 3057 3157LL 4057 3047 Brake/Tail/Turn Signal Auto Light Bulbs fit for Jeep Grand Cherokee Ford F-Series Ram Pickup Corolla Silverado**Kadiby**$9.19**4.6★1,210 rev](https://www.amazon.com/dp/B0CR677W72)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GIVEDOUA 3157 4157 Bulb 12V Brake/Tail/Turn Signal/DRL Lights P27/7W 3157NA 3157LL 3047 3057 4057 T25 Replacement for F150 Ranger Edge Focus Altima Silverado Wrangler Grand Cherokee Compass(2 Pack)**GIVEDOUA**$6.07**41 rev3mo ago](https://www.amazon.com/dp/B0GSPXH8GN) [**SEALIGHT Turn Signal Light Bulbs 3157 LED Bulb Amber 700% Brighter 3157A 3156 3057 4157 LED Bulb 57-SMD LED Chipset with Projector Len & Load Resistor for Turn Signal Light Parking Light 2Pcs**SEALIGHT**$18.04**6,881 rev9mo ago](https://www.amazon.com/dp/B0FP4ZVY6Z) [**HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(Amber)**HHZL**$6.95**140 rev10mo ago](https://www.amazon.com/dp/B0FMYFFV9Q) [**BYVORS 2 Pack 3157 Bulbs P27/7W 12V Miniature Turn Signal Brake Light Bulbs**BYVORS**$8.17**145 rev1y ago](https://www.amazon.com/dp/B0FD3V8WRS) [**Kadiby 2 Pack 3157 4157 Bulb Brake/Tail/Turn Signal Light/DRL(Daytime Running Lights) 3157ll 12V P27/7W 3047 3057 4057 4114 Trailer Bulbs Fit for F150 Focus Altima Silverado Jeep Cherokee**Kadiby**$7.18**290 rev1y ago](https://www.amazon.com/dp/B0F3WXWRFV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**GIVEDOUA 3157 4157 Bulb 12V Brake/Tail/Turn Signal/DRL Lights P27/7W 3157NA 3157LL 3047 3057 4057 T25 Replacement for F150 Ranger Edge Focus Altima Silverado Wrangler Grand Cherokee Compass(2 Pack)**GIVEDOUA**$6.07**4.5★**▲ 311%**](https://www.amazon.com/dp/B0GSPXH8GN) [**iBrightstar 1157 LED Bulb Amber BAY15D 2057 2357 7528 LED Turn Signal Bulbs Super Bright for Vehicle Blinker Lights and Turn Signal Lights 2 Pack**iBrightstar**$15.49**4.4★**▲ 121%**](https://www.amazon.com/dp/B071FB824J) [**HHZL T20 7440A WY21W Turn Signal Bulb Daytime Running Light Blinker Brake Light Bulbs 10PCS Monofilament Side Marker Lights Mini Taillight 7440 Bulb Replacement for Cars Trucks SUVs(Amber)**HHZL**$6.95**4.4★**▲ 113%**](https://www.amazon.com/dp/B0FMYFFV9Q) [**Kadiby 2 Pack 3157 4157 Bulb Brake/Tail/Turn Signal Light/DRL(Daytime Running Lights) 3157ll 12V P27/7W 3047 3057 4057 4114 Trailer Bulbs Fit for F150 Focus Altima Silverado Jeep Cherokee**Kadiby**$7.18**4.7★**▲ 100%**](https://www.amazon.com/dp/B0F3WXWRFV) [**ecocstm 10 PCS 3157 Tail Light Bulb Miniature 4157 Brake Light Bulb Waterproof 3157 4157 Turn Signal Bulb Automotive Side Marker Tail Light Replacement for Truck SUV Car (White)**ecocstm**$8.53**4.5★**▲ 70%**](https://www.amazon.com/dp/B0F4KCNHSC)
**~~View all trending →~~**
## **What buyers say about turn signal bulb**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Brightness/Shine/Glow**33%
*“Excellent lighting”*
**Size-Overall**15%
*“OEM fit”*
**Value For Money**11%
*“Best value”*
**Quality-Overall**11%
*“Good quality lights”*
**Advertised Vs Actual Product**7%
*“Works as intended”*
**Assembly/Installation**7%
*“Installed easy and came on time”*
**Efficiency**4%
*“It performs well in everyday driving conditions”*
**Color**2%
*“They white color looks amazing”*
**Durability**1%
*“Seems durable”*
**Ease Of Use**1%
*“Easy to use”*
### **What buyers complain about **
**Compatibility-Overall**19%
*“arent truck compatible”*
**Durability**16%
*“Didnt last”*
**Size-Overall**13%
*“Dont fit my truck”*
**Brightness/Shine/Glow**7%
*“Too bright”*
**Functionality-Overall**7%
*“Doesnt work”*
**Quality-Overall**7%
*“You would expect better quality fro a 14$ bulb”*
**Advertised Vs Actual Product**4%
*“Not as advertised”*
**Value For Money**4%
*“A bit disappointed considering the cost per bulb”*
**Color**2%
*“the Amber color is too light needs to be a more orange color in my opinion”*
**Socket/Port/Plug**1%
*“I ended up breaking my socket when removing it to send back”*
### **Top return reasons **
**Size-Overall**49%
**Compatibility-Overall**20%
**Functionality-Overall**7%
**Advertised Vs Actual Product**6%
**Defective Material/Parts**4%
**Color**3%
**Assembly/Installation**2%
**Socket/Port/Plug**2%
**Brightness/Shine/Glow**2%
**Value For Money**2%
## **Common questions**
- **Is turn signal bulb profitable to sell on Amazon United States?**
- The niche generates $845K/yr across 37 tracked products. 3 of 5 products launched in the last 360 days are still selling. 90-day search growth is -13.5%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the turn signal bulb niche?**
- 15 brands and 62 sellers compete. The top 5 products take 45% of clicks and top 5 brands hold 79% of demand.
- **What do buyers complain about in turn signal bulb?**
- Top complaints mined from reviews: Compatibility-Overall, Durability, Size-Overall. The return rate is 4.2%.
- **When does demand for turn signal bulb peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the turn signal bulb niche?**
- Listings span $4.96–$48.90; the average listing price is $12.79 (sweet spot $15–$100). The average incumbent carries 11,072 reviews — the moat a new listing must climb.
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