D4s Hid Bulbs
FailDemand is soft, at -27.0% this quarter, so D4s Hid Bulbs is a Fail.
- Flapen Score
- 37 / 100Ranks 6,498 of 7,287 Automotive niches · −12 vs the category median of 4937
- Market size
- $199K/yr84K searches / yr
- 90-day growth
- -27.0%search demand this quarter
- Competition
- 70%top-5 click share · 10 brands · 28 sellers
Flapen Score
D4s Hid Bulbs against its category
The dotted line is the Automotive average. Past it, D4s Hid Bulbs is stronger. Inside it, weaker.
Market
The D4s Hid Bulbs market on Amazon at a glance
Shoppers on Amazon United States searched for D4s Hid Bulbs 84K times last year and spent an estimated $199K. The top 5 brands take 85% of clicks. Demand peaks in Jan–Feb. Flapen scores it 37 out of 100, a Fail.
01 · Demand
An estimated 4.8% of those searches ended in a purchase.
Shoppers searched for this 84K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.8% of those searches ended in a purchase. Searches in the last 90 days moved -27.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated $199K a year.
- Searches, last 12 months
- 84K
- Growth, 90 days vs prior 90
- -27.0%
- Conversion, latest week
- 4.8%
- Market size, estimated
- $199Ka year
- Peak month
- February1.7× the quietest month
- Top search term
- d4s headlight bulb46K searches a year
02 · Price
A sale here is worth $49.61.
Listings sell for $49.61 on average, from $20.11 to $136.93. Amazon reports units sold in ranges. This niche sold 4K to 5K a year. The average listing sells 250 to 500 of them. At $49.61 that is $12K to $25K a year per listing.
- Average price
- $49.61inside the $15 to $100 sweet spot
- Price range
- $20.11–$136.93
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 4K–5K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $12K–$25K
- Returns
- 6.9%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
87% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #181 within Lights, Bulbs & Indicators. It carries 8,141 reviews at 4.43 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 87%
- Prime listings
- 93%
- Out of stock, average day
- 0.0%
- Average rank
- #181in Lights, Bulbs & Indicators
- Average rating
- 4.43 starsAmazon United States average 4.42 stars
- Average reviews
- 8,141per listing
- Listings tracked
- 15
04 · Newcomers
1 of last year's 2 launches cleared the first-year sales bar.
2 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 56 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 56 months
Products
Top D4s Hid Bulbs 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
Innovited D4S HID Xenon Headlight Bulbs 6000K Cool White High Low Beam 66440 42402 42402WX etc Replacement Bulb - Pack of 2
- Price
- $20.11
- Rating
- 4.4/5
- Reviews
- 1,479
- Age
- 10y ago

Marsauto D4S HID Bulbs 66440 42402 42402WX (42402C1) for HID Assembly 6000K Cold White 35W Bulb Plug and Play Pack of 2
- Price
- $21.15
- Rating
- 4.5/5
- Reviews
- 40
- Age
- 1y ago

DMEX D4S HID Headlight Bulbs 6000K Cool White Xenon 35W 66440 42402 42402WX Replacement - Pack of 2 (Not fit Halogen Headlamp)
- Price
- $28.84
- Rating
- 4.4/5
- Reviews
- 30,345
- Age
- 8y ago

DMEX D4S HID Headlight Bulbs Xenon 35W Replacement 66440 42402 42402WX - Pack of 2 8000K White Blue (Not fit Halogen Headlamp)
- Price
- $29.25
- Rating
- 4.4/5
- Reviews
- 30,345
- Age
- 8y ago

Marsauto D4S D4R HID Bulbs 800% Ultra Brighter 30 000LM 6500K White for 66440 42402 42402WX Bulb Plug and Play Pack of 2
- Price
- $47.75
- Rating
- 4.6/5
- Reviews
- 9,537
- Age
- 1y ago
Trending
estimated 90-day click momentum
SEALIGHT D4S Bulbs 6500K Cool White Brighter 1:1 Mini Size Plug and Play HID Fog Lights Replacement IP68 Waterproof 0.01s Instant Start Pack of 2
- Price
- $63.99
- Rating
- 4.5/5
- Reviews
- 1,203
- Age
- 3mo ago

AUTOONE D4S LED Bulb 900% Brighter 3 Min Quick Install 20 Years Lifespan No Flicker 99% Compatibility
- Price
- $57.08
- Rating
- 4.4/5
- Reviews
- 240
- Age
- 10mo ago

DMEX D4S HID Headlight Bulbs 4300K Warm White Xenon 35W 66440 42402 42402WX Replacement - Pack of 2 (Not fit Halogen Headlamp)
- Price
- $29.38
- Rating
- 4.4/5
- Reviews
- 30,345
- Age
- 8y ago

Marsauto D4S HID Bulbs 66440 42402 42402WX (42402C1) for HID Assembly 6000K Cold White 35W Bulb Plug and Play Pack of 2
- Price
- $21.15
- Rating
- 4.5/5
- Reviews
- 40
- Age
- 1y ago

Marsauto D4S D4R HID Bulbs 800% Ultra Brighter 30 000LM 6500K White for 66440 42402 42402WX Bulb Plug and Play Pack of 2
- Price
- $47.75
- Rating
- 4.6/5
- Reviews
- 9,537
- Age
- 1y ago
Newest
by launch date
SEALIGHT D4S Bulbs 6500K Cool White Brighter 1:1 Mini Size Plug and Play HID Fog Lights Replacement IP68 Waterproof 0.01s Instant Start Pack of 2
- Price
- $63.99
- Rating
- 4.5/5
- Reviews
- 1,203
- Age
- 3mo ago

AUTOONE D4S LED Bulb 900% Brighter 3 Min Quick Install 20 Years Lifespan No Flicker 99% Compatibility
- Price
- $57.08
- Rating
- 4.4/5
- Reviews
- 240
- Age
- 10mo ago

Marsauto D4S D4R HID Bulbs 800% Ultra Brighter 30 000LM 6500K White for 66440 42402 42402WX Bulb Plug and Play Pack of 2
- Price
- $47.75
- Rating
- 4.6/5
- Reviews
- 9,537
- Age
- 1y ago

Marsauto D4S HID Bulbs 66440 42402 42402WX (42402C1) for HID Assembly 6000K Cold White 35W Bulb Plug and Play Pack of 2
- Price
- $21.15
- Rating
- 4.5/5
- Reviews
- 40
- Age
- 1y ago

AUXITO D4S/D4R Light Bulbs Kit - 20000LM 35W 6500K 500% Brighter Fog Light Replacement 2-Pack
- Price
- $54.24
- Rating
- 4.4/5
- Reviews
- 48
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 70% of clicks. A locked shelf that new listings rarely crack.
Brands
10 falling
Sellers
28
Est. top-5 brand share
85%
Top 20: 100%
Est. top-5 click share
70%
Top 20: 100%
Open market
11%
- Innovited30%
- Marsauto24%
- DMEX19%
- OSRAM9%
- SEALIGHT4%
- Nilight4%
- Open — no brand owns it (4 brands, 11%)
Demand
D4s Hid Bulbs search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Feb · busiest ÷ quietest = 1.7×
Search terms
Top D4s Hid Bulbs search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- d4s headlight bulb46K/yr
- d4s18K/yr
- d4s hid headlight bulb12K/yr
- d4s bulb5K/yr
- ds4 headlight bulb4K/yr
Reviews and returns
What reviews say buyers love and hate about D4s Hid Bulbs
We read the reviews and the return reasons for every product selling here.
“worked for 1 day then went out”
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.
17 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 D4s Hid Bulbs 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









