3157a Bulb
FailDemand is soft, at -13.1% this quarter, so 3157a Bulb is a Fail.
- Flapen Score
- 37 / 100Ranks 6,498 of 7,287 Automotive niches · −12 vs the category median of 4937
- Market size
- $191K/yr116K searches / yr
- 90-day growth
- -13.1%search demand this quarter
- Competition
- 71%top-5 click share · 9 brands · 39 sellers
Flapen Score
3157a Bulb against its category
The dotted line is the Automotive average. Past it, 3157a Bulb is stronger. Inside it, weaker.
Market
The 3157a Bulb market on Amazon at a glance
Shoppers on Amazon United States searched for 3157a Bulb 116K times last year and spent an estimated $191K. The top 5 brands take 91% of clicks. Flapen scores it 37 out of 100, a Fail.
01 · Demand
An estimated 13.3% of those searches ended in a purchase.
Shoppers searched for this 116K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 13.3% of those searches ended in a purchase. Searches in the last 90 days moved -13.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $191K a year.
- Searches, last 12 months
- 116K
- Growth, 90 days vs prior 90
- -13.1%
- Conversion, latest week
- 13.3%
- Market size, estimated
- $191Ka year
- Peak month
- January1.9× the quietest month
- Top search term
- 3157a19K searches a year
02 · Price
A sale here is worth $12.42.
Listings sell for $12.42 on average, from $7.18 to $22.59. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 500 to 750 of them. At $12.42 that is $6K to $9K a year per listing.
- Average price
- $12.42under the $15 to $100 sweet spot
- Price range
- $7.18–$22.59
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 15K–20K
- Units per listing a year
- 500–750
- Revenue per listing a year
- $6K–$9K
- Returns
- 4.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
76% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.3% of listings are out of stock. The average listing ranks #128 within Lights, Bulbs & Indicators. It carries 8,171 reviews at 4.56 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 76%
- Prime listings
- 100%
- Out of stock, average day
- 0.3%
- Average rank
- #128in Lights, Bulbs & Indicators
- Average rating
- 4.56 starsAmazon United States average 4.42 stars
- Average reviews
- 8,171per listing
- Listings tracked
- 17
04 · Newcomers
1 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 42 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 42 months
Products
Top 3157a Bulb products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
SYLVANIA - 4157NA Long Life Miniature - Amber Bulb Ideal for Parking Side Marker and Turn Signal Applications (Contains 2 Bulbs)
- Price
- $7.30
- Rating
- 4.7/5
- Reviews
- 2,258
- Age
- 20y ago

Kadiby 3157NA Bulb 4157NA Bulbs 12v 27/7w Parking/Turn Signal/Daytime Running Lamp(DRL) Amber Car Light Bulbs Auto Signal Bulb Fit for F150 F250-F350 Fiesta Expedition Grand Cherokee (2 Pack)
- Price
- $7.20
- Rating
- 4.6/5
- Reviews
- 153
- Age
- 1y ago

Kadiby 12 Pack 3157NA 3157A 3157 Amber Bulb Parking/Side Maker/Turn Signal Auto Light Bulbs 3057A 4157NA 4057NA 12v 27/7w
- Price
- $10.01
- Rating
- 4.6/5
- Reviews
- 1,210
- Age
- 2y ago

iBrightstar 3157 LED Bulb Amber 3157a LED Turn Signal Bulbs Super Bright for vehicle Blinker Lights and Turn Signal Lights 2 Pack
- Price
- $15.65
- Rating
- 4.4/5
- Reviews
- 69,021
- Age
- 9y ago

SYLVANIA - 3157NA Long Life Mini Bulb - Amber Automotive Light Bulb - Car Signal Light Bulb Ideal for Parking Side Marker & Turn Signal Applications - 2 Bulbs
- Price
- $7.34
- Rating
- 4.7/5
- Reviews
- 5,268
- Age
- 20y ago
Trending
estimated 90-day click momentum
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
- Price
- $7.18
- Rating
- 4.7/5
- Reviews
- 290
- Age
- 1y ago

ALKOREY 3157 Amber Light Miniature Bulb Mini Bulb Amber Natural Glass 2100K Taillight Turn Signal Light 12V 21/5W 2 Pack
- Price
- $7.29
- Rating
- 4.4/5
- Reviews
- 31
- Age
- 8mo ago

Kadiby (20Pack 3157NA 3157A 3457NA Bulb Parking/Turn Signal/Daytime Running Light Bulbs 3047A 3057a 4114a 3457a 4157a 4057a 12v 27/7w Fit for E350 Expedition Focus Ram Pickup Silverado Grand Cherokee
- Price
- $13.93
- Rating
- 4.4/5
- Reviews
- 19
- Age
- 1y ago

Kadiby 3157NA Bulb 4157NA Bulbs 12v 27/7w Parking/Turn Signal/Daytime Running Lamp(DRL) Amber Car Light Bulbs Auto Signal Bulb Fit for F150 F250-F350 Fiesta Expedition Grand Cherokee (2 Pack)
- Price
- $7.20
- Rating
- 4.6/5
- Reviews
- 153
- Age
- 1y ago

IWIWE 3157A 3757A (Amber) Auto Light Bulb 10 Pack Compatible with 3047/3057/3157LL/3157K/3457/3757/4057/4157 for Cars/Trucks/SUVs (Brake/Tail/Side Marker/Turn Signal Lights)
- Price
- $8.90
- Rating
- 4.5/5
- Reviews
- 36
- Age
- 11mo ago
Newest
by launch date
ALKOREY 3157 Amber Light Miniature Bulb Mini Bulb Amber Natural Glass 2100K Taillight Turn Signal Light 12V 21/5W 2 Pack
- Price
- $7.29
- Rating
- 4.4/5
- Reviews
- 31
- Age
- 8mo ago

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
- Price
- $18.04
- Rating
- 4.5/5
- Reviews
- 6,881
- Age
- 9mo ago

IWIWE 3157A 3757A (Amber) Auto Light Bulb 10 Pack Compatible with 3047/3057/3157LL/3157K/3457/3757/4057/4157 for Cars/Trucks/SUVs (Brake/Tail/Side Marker/Turn Signal Lights)
- Price
- $8.90
- Rating
- 4.5/5
- Reviews
- 36
- Age
- 11mo ago

Kadiby (20Pack 3157NA 3157A 3457NA Bulb Parking/Turn Signal/Daytime Running Light Bulbs 3047A 3057a 4114a 3457a 4157a 4057a 12v 27/7w Fit for E350 Expedition Focus Ram Pickup Silverado Grand Cherokee
- Price
- $13.93
- Rating
- 4.4/5
- Reviews
- 19
- Age
- 1y ago

Kadiby 3157NA Bulb 4157NA Bulbs 12v 27/7w Parking/Turn Signal/Daytime Running Lamp(DRL) Amber Car Light Bulbs Auto Signal Bulb Fit for F150 F250-F350 Fiesta Expedition Grand Cherokee (2 Pack)
- Price
- $7.20
- Rating
- 4.6/5
- Reviews
- 153
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 71% of clicks. A locked shelf that new listings rarely crack.
Brands
9 rising
Sellers
39
Est. top-5 brand share
91%
Top 20: 100%
Est. top-5 click share
71%
Top 20: 100%
Open market
5%
- SYLVANIA41%
- Kadiby35%
- iBrightstar6%
- SEALIGHT5%
- ALKOREY3%
- dawfall3%
- Open — no brand owns it (3 brands, 5%)
Demand
3157a Bulb search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.9×
Search terms
Top 3157a Bulb search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 3157a19K/yr
- 3157na10K/yr
- 4157na bulb11K/yr
- 3157na bulb13K/yr
- 3157 amber bulb13K/yr
- 3157 turn signal bulb9K/yr
- 3157a bulb13K/yr
- 3157a turn signal bulb11K/yr
- 3157 bulb amber7K/yr
- 3157 amber6K/yr
Reviews and returns
What reviews say buyers love and hate about 3157a Bulb
We read the reviews and the return reasons for every product selling here.
“Not compatible”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
15 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common 3157a Bulb questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









