spark plug socket
Launch itA $1.5M/yr market growing +0.4% this quarter with returns at 2.7% — clears our launch bar.
Avg price
Incredible$23.76avg listing price — sweet spot $15–$100
Market size
Great$1.5M$1.5M/yr · 1.2M searches
Brand share
Great51%top-5 brand share — no brand owns this niche
Price range
Great$5.98–$59.83cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Great39%top-5 click share — an open shelf
Conversion
Good5.2%search→purchase rate — share of searches ending in a sale
Returns
Good2.7%return rate — above 6% kills the launch gate
Review moat
Good1,246.19avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Growth
Okay+0.4%90-day search growth — must beat 0% to launch
Competition
Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.Brands
32 falling
Sellers
68
Top-5 brand share
51%
Open market
45%
- ELEAD16%
- BILITOOLS13%
- TecoTek10%
- ecocstm7%
- EMENTOL5%
- AEROFORCE Professional Tools5%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 47 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
ELEAD 8-Piece 3/8 Drive Spark Plug Socket Set with Universal Joint Spark Plug Gapper and 6 Extension Bar SAE & Metric 5/8 3/4 13/16 14mm 18mm CR-V Sockets with Rubber Holding Rings
ELEAD$18.164.5★702 rev
BILITOOLS 7 Piece Magnetic Swivel Spark Plug Socket Set with Gap Tool 3/8-Inch Drive 9/16 5/8 14mm 16mm 6 & 12 Point CR-V
BILITOOLS$37.744.6★752 rev
14mm&16mm Spark Plug Socket Set Thin Wall 3/8 Drive Spark Plug Sockets Removal Tool 12 Point Magnetic Swivel Spark Plugs Socket for Most Car Models
ecocstm$8.764.4★870 rev
TecoTek 11-Piece Spark Plug Socket Set with 3/8 Drive Ratchet Handle Spark Plug Gapper Universal Joint and Extension Bar 5/8 3/4 13/16 14mm 18mm CR-V Sockets with Rubber Retaining Rings
TecoTek$24.484.6★512 rev
EMENTOL 5PCS 3/8 Drive Spark Plug Socket Set CR-V SAE and Metric 3/8 Drive 6-Point Socket Set
EMENTOL$12.174.5★660 rev
Newest
by launch date
Cupbunny 6-Piece Spark Plug Socket Set with Thin Wall
Cupbunny$23.7144 rev
ELEAD 16-Piece Spark Plug Socket Set 3/8 Drive Swivel Magnetic Spark Plug Removal Tool Kit with Torque Wrench (545 lb-ft) E-Torx & Torx Bit Sockets Extensions & Universal Joint
ELEAD$43.62702 rev
LLNDEI 3/8 Drive Spark Plug Socket Set SAE 5/8 3/4 13/16 Metric 14mm 18mm Spark Plug Socket Include 2 Extension Bar Universal Joint ADA CR-V Steel
LLNDEI$28.7428 rev
pwkauka 3Pcs Spark Plug Socket Wrench Set T-Handle Universal 5/8 & 13/16 Spark Plug Tool Remover and Installer Tool for Motorcycles Lawn Mowers Small Motor Vehicles Car Accessories
pwkauka$5.98205 rev
Spark Plug Socket Wrench T-Handle Universal (14mm/16mm/21mm) Spark Plug Socket Spark Plug Remover and Installer Tool for Motorcycles Lawn Mowers and Small Motor Vehicles etc.
Generic$9.1138 rev
Trending
90-day click momentumELEAD 16-Piece Spark Plug Socket Set 3/8 Drive Swivel Magnetic Spark Plug Removal Tool Kit with Torque Wrench (545 lb-ft) E-Torx & Torx Bit Sockets Extensions & Universal Joint
ELEAD$43.624.5★
Cupbunny 6-Piece Spark Plug Socket Set with Thin Wall
Cupbunny$23.714.6★
LLNDEI 3/8 Inch Drive Spark Plug Socket Set SAE & Metric High Visibility 6 Point Sockets CR-V Steel Mirror Polished Sockets with Rubber Retaining Rings-Spark Plug Removal Tool for Car Repair 7PCS
LLNDEI$17.574.5★
Spark Plug Socket Wrench T-Handle Universal (14mm/16mm/21mm) Spark Plug Socket Spark Plug Remover and Installer Tool for Motorcycles Lawn Mowers and Small Motor Vehicles etc.
Generic$9.114.5★
BILITOOLS 10 PCS Magnetic Spark Plug Socket Set with Torque Wrench
BILITOOLS$59.834.6★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +0.4% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.4×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“quality seems fair”
“Good socket”
“exactly as advertised”
“Great Value”
“Magnet works great”
“Ease of use”
“fits my need perfectly”
“Working good”
“Sturdy construction”
“The Set feels like durable quality”
What buyers complain about
“Magnets fell out”
“Cheap quality”
“Too short”
“Fell apart”
“Junk Socket”
“Did not work well for my car”
“Can able to open because of small grip”
“Rubber only last for 1 time”
“Hard to use”
“Defective swivel joint”