fuel pressure regulator
Launch itA $880K/yr market growing +2.0% this quarter with returns at 4.3% — clears our launch bar.
Quality gap
Incredible3.9★avg incumbent rating — lower means beatable quality
Avg price
Incredible$38.18avg listing price — sweet spot $15–$100
Review moat
Great187.32avg incumbent reviews — the moat a new listing must climb
Competition
Great31%top-5 click share — an open shelf
Brand share
Great54%top-5 brand share — no brand owns this niche
Market size
Great$880K$880K/yr · 744K searches
Price range
Good$7.17–$167.55cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Okay4.3%return rate — above 6% kills the launch gate
Conversion
Okay3.1%search→purchase rate — share of searches ending in a sale
Growth
Okay+2.0%90-day search growth — must beat 0% to launch
Competition
Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.Brands
38 falling
Sellers
128
Top-5 brand share
54%
Open market
41%
- PQY16%
- EVIL ENERGY14%
- FQRANBO12%
- PTNHZ RACING6%
- YESHMA6%
- YEHERIT5%
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 56 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
12-803 Adjustable Fuel Pressure Regulator with Gauge Compatible with Holley and Edelbrock Carburetors 4.5-9 PSI 3/8 NPT 1-in 2-Out
FQRANBO$33.833.5★84 rev

EVIL ENERGY Fuel Pressure Regulator 6AN EFI Bypass Return Adjustable (30-70PSI) Black
EVIL ENERGY$75.094.1★91 rev

PTNHZ RACING Manual Adjustable Fuel Pressure Regulator Carburettor Carb Fuel Pump FPR
PTNHZ RACING$22.033.9★375 rev

EVIL ENERGY Fuel Pressure Regulator 6AN EFI Bypass Return Adjustable (30-70PSI) Red
EVIL ENERGY$74.254.4★598 rev

PQY Adjustable EFI Fuel Pressure Regulator Kit 3-70PSI with AN8 Feed Port and AN6 Return Port (black)
PQY$31.844.0★195 rev
Newest
by launch date
Fiknonk 1 PC Fuel Pressure Regulator OEM 89060422 89017453 88894356 Fuel Regulator Compatible with Chevrolet Caprice Cobalt Buick Cadillac GMC (Black)
Fiknonk$9.784 rev

EVIL ENERGY EFI Fuel Pressure Regulator Kit Adjustable (20-120PSI) with Gauge 6AN PTFE Fuel Line Hose Fitting Connectors Kit Universal Aluminum (black)
EVIL ENERGY$97.258 rev

PQY Fuel Pressure Regulator AN8 Feed & AN6 Return Line + 0-160PSI Gauge Set Dark Black
PQY$28.74176 rev

KARTONMOTOR Adjustable Fuel Pressure Regulator Carburetor Parts with Fuel Gauge Kit for Holley and Edelbrock Carburetors 4 1/2 to 9 PSI 3/8in NPT 12-803
KARTONMOTOR$34.2811 rev

Fuel Pressure Regulator Kit 12-804 Carburetor Fuel Valve Gauge Fit for Holley Edelbrock Carburetors 1-4 PSI Aluminum Alloy 3/8In NPT Port (1-In 2-Out)
LANDSIN$35.924 rev
Trending
90-day click momentum
EVIL ENERGY EFI Fuel Pressure Regulator Kit Adjustable (20-120PSI) with Gauge 6AN PTFE Fuel Line Hose Fitting Connectors Kit Universal Aluminum (black)
EVIL ENERGY$97.253.8★

Fiknonk 1 PC Fuel Pressure Regulator OEM 89060422 89017453 88894356 Fuel Regulator Compatible with Chevrolet Caprice Cobalt Buick Cadillac GMC (Black)
Fiknonk$9.783.8★

12-804 Adjustable Fuel Pressure Regulator with Gauge Compatible with Holley and Edelbrock Carburetors 1-4 PSI 3/8 NPT 1-in 2-Out
FQRANBO$33.323.5★

12-803 Adjustable Fuel Pressure Regulator with Gauge Compatible with Holley and Edelbrock Carburetors 4.5-9 PSI 3/8 NPT 1-in 2-Out
FQRANBO$33.833.5★

Gedlex 1-5 PSI Carb Fuel Pressure Regulator Kit Universal Adjustable for Carburetor Engine with 1/4 5/16 3/8 Fittings FPR
Gedlex$21.884.3★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +2.0% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.3×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Quality, complete kit”
“exactly as advertised”
“The pressure regulator aspect is great”
“Great value”
“Great fit”
“Easily installed”
“is functional as well”
“So far so good as it keeps the fuel pressure where I need it and hasn't failed”
“Looks and works great”
“No leaks or performance problems so far”
What buyers complain about
“too much pressure or not enough”
“Poor quality control”
“Doesnt work”
“leaks like a sieve”
“Fuel line not Rated for fuel”
“failed in less than 3 months”
“its about 10 too short”
“Waste of money”
“False information”
“Bad gauge”