3157a bulb
Skip it43/100a small market ($191K/yr) — 3157a bulb doesn't clear our bar today.
Market/yr
$191K
Growth (1y)
+244.3%
Products
17
Brands
9
was 7 a year ago
Sellers
39
Price range
$7.18–$22.59
Returns
4.3%
Rating
4.6★
Skip it
Scored 43/100 across market size, growth, competition, quality gap, and returns.
Demand
Weekly Amazon search volume, last 104 weeks — +244.3% year over year.Seasonality
Monthly demand index across the year — 1.00 is average.No pronounced peak months · busiest ÷ quietest = 1.9×
Competition
- SYLVANIA41%
- Kadiby35%
- iBrightstar6%
- SEALIGHT5%
- ALKOREY3%
- dawfall3%
- Other (3 brands)5%
The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack. 9 brands and 39 sellers compete here.
Brands
9 rising
was 7 a year ago
Sellers
39
Top 5 brand share
91%
Product shelf
All 17 tracked products in this niche.

SYLVANIA - 4157NA Long Life Miniature - Amber Bulb Ideal for Parking Side Marker and Turn Signal Applications (Contains 2 Bulbs)
SYLVANIA
$7.304.7★2,258 reviews

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)
Kadiby
$7.204.6★153 reviews

Kadiby 12 Pack 3157NA 3157A 3157 Amber Bulb Parking/Side Maker/Turn Signal Auto Light Bulbs 3057A 4157NA 4057NA 12v 27/7w
Kadiby
$10.014.6★1,210 reviews

iBrightstar 3157 LED Bulb Amber 3157a LED Turn Signal Bulbs Super Bright for vehicle Blinker Lights and Turn Signal Lights 2 Pack
iBrightstar
$15.654.4★69,021 reviews

SYLVANIA - 3157NA Long Life Mini Bulb - Amber Automotive Light Bulb - Car Signal Light Bulb Ideal for Parking Side Marker & Turn Signal Applications - 2 Bulbs
SYLVANIA
$7.344.7★5,268 reviews

ALKOREY 3157 Amber Light Miniature Bulb Mini Bulb Amber Natural Glass 2100K Taillight Turn Signal Light 12V 21/5W 2 Pack
ALKOREY
$7.294.4★31 reviews

dawfall 10 PCS Car Instrument Light Bulb 3157 Car Brake Light Bulb 12V 21/5W Quartz Glass Miniature Mini Suitable for Most Cars Trucks and Vans (Amber)
dawfall
$7.484.6★54 reviews

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
$18.044.5★6,881 reviews
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Nice and bright”
“fit like OEM”
“Excellent product”
“Works as it should”
“worth the every penny”
“Awsome lights, ez install”
“It performs well in everyday driving conditions”
“Easy”
“Play color is very bright”
“Durability so far has been impressive”
What buyers complain about
“Not compatible”
“Short life”
“Not the right color”
“Did not fit my car”
“They didnt work”
“Theyre nowhere near as bright as LEDs”
“Cheap”
“False Advertisement; Not Compatible”
“The resistor is pointless at 60 W gets very hot”
“Dont buy not worth it”
Top return reasons
- Size-Overall40%
- Compatibility-Overall23%
- Functionality-Overall8%
- Advertised Vs Actual Product7%
- Defective Material/Parts4%
- Assembly/Installation4%
- Color4%
- Socket/Port/Plug3%
- Brightness/Shine/Glow2%
- Value For Money1%






