catalytic convertor anti theft device
Skip itWeak search conversion (0.3%) — this niche doesn't clear our bar today.
Review moat
Incredible40.71avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Great$90.81avg listing price — sweet spot $15–$100
Brand share
Good63%top-5 brand share — brands hold most of the demand
Competition
Okay57%top-5 click share — leaders hold, buyers still browse
Price range
Okay$6.39–$200.57cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+6.0%90-day search growth — must beat 0% to launch
Returns
Bad5.5%return rate — above 5% kills the launch gate
Market size
Bad$22K$22K/yr · 77K searches
Conversion
Bad0.3%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, catalytic convertor anti theft device is a $22K/yr Amazon United States market (77K searches/yr). The top 5 brands hold 63% of demand. Verdict: Skip it — 41/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
catalytic convertor anti theft device market data
- Units sold / yr
- 250–500
- avg 0–100/product
- Revenue / yr
- $23K–$45K
- units × avg price
- Conversion rate
- 0.3%
- Avg BSR
- #996
- Page quality
- 0%
- Prime
- 89%
- Sponsored
- 71%
- Out of stock
- 12.8%
- Avg brand age
- 36 months
- Avg seller age
- 162 days
Competition & brand share
The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them.Brands
20 rising
Sellers
41
Top-5 brand share
63%
Top 20: 100%
Top-5 click share
57%
Top 20: 92%
Open market
30%
- FOMIUZY20%
- RULLINE13%
- wsdcam12%
- LAFORMO9%
- 1409KMT9%
- LOSTAR7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +6.0% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top catalytic convertor anti theft device search terms
- catalytic convertor shield16K/yr
- catalytic converter shield13K/yr
- catalytic converter anti theft device6K/yr
- catalytic converter cover6K/yr
- catalytic converter anti theft shield7K/yr
- catalytic converter anti theft4K/yr
- cat shield4K/yr
- catalytic converter lock4K/yr
- catalytic converter anti-theft device5K/yr
- catalytic convertor anti theft device2K/yr
Top catalytic convertor anti theft device products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
FOMIUZY Universal Catalytic Converter Security Protector Cat Clamp Shield Stainless Steel Plate Cat Strap Cover Cat Rap Cable Lock Device For Anti Theft Replace PL9800
FOMIUZY$73.913.9★43 rev
RULLINE Universal Security Anti Theft Catalytic Converter Protection Shield Catalytic Converter Catalytic Converter Anti Theft Shield Cover Compatible with Various Vehicle Platforms
RULLINE$48.674.0★21 rev
WSDCAM Catalytic Converter Alarm 113dB Loud Wireless Catalytic Converter Anti Theft Vibration Vehicle Security Alarm System Motorcycle Car Alarm with Remote Aluminum Alloy and Heat Insulated Pad
wsdcam$29.583.8★121 rev
Catalytic Converter Protector Shield Defender Aluminum Replacement for Prius 2010 2011 2012 2013 2014 2015 - Catalytic Converter Anti Theft
1409KMT$53.144.4★282 rev
PL9800 Universal Catalytic Converter Security Protector
Wajelara$69.470.0★0 rev
Newest
by launch date
EZROAD PL9800 Universal Catalytic Converter Security Protector Cat Clamp Shield Stainless Steel Plate Cat Strap Cover Cat Rap Device for Anti Theft
EZROAD$74.340 rev
PL9800 Universal Catalytic Converter Security Protector
Wajelara$69.470 rev
ECOMARK Universal Catalytic Converter Replace PL9800
ECOMARK$72.570 rev
ALMULOO Catalytic Converter Protector Shield Compatible with 2010-2015 Toyota Prius Aluminium Silvery Anti-theft Security
ALMULOO$41.369 rev
UNLRAE Car Heat Shield Automotive Replacement Exhaust Heat Shields Car Accessories Aluminum High Temperature Thermal Barrier Exhaust Electrical Fit for Mufflers Fuel Tanks (30 * 60cm)
UNLRAE$14.0811 rev
Trending
90-day click momentumEZROAD PL9800 Universal Catalytic Converter Security Protector Cat Clamp Shield Stainless Steel Plate Cat Strap Cover Cat Rap Device for Anti Theft
EZROAD$74.340.0★
PL9800 Universal Catalytic Converter Security Protector
Wajelara$69.470.0★
ECOMARK Universal Catalytic Converter Replace PL9800
ECOMARK$72.570.0★
UNLRAE Car Heat Shield Automotive Replacement Exhaust Heat Shields Car Accessories Aluminum High Temperature Thermal Barrier Exhaust Electrical Fit for Mufflers Fuel Tanks (30 * 60cm)
UNLRAE$14.084.8★
Catalytic Converter Anti Theft Shield Compatible with 2015-2022 Mitsubishi Outlander Sport
LOSTAR$66.994.1★
What buyers say about catalytic convertor anti theft device
What buyers praise and complain about, mined from review topics.What buyers love
“easy to install”
“Great Shield for the money”
“Perfectly fit”
“Great item to have”
“Works fine for street use”
“As Advertised”
“Perfect protection”
“Great material”
“Shield is solid, fits and looks great”
“Adorable and bright”
What buyers complain about
“Did not fit my converter”
“the instructions are bad”
“Even my mechanic couldnt put this together”
“Item description says 'Universal'. I took this to mean that it would fit any car. That's not the case.”
“Fine for on road use, will rattle and make noise off road”
“Doesn't fit all vehicles”
“I was expecting this to be flimsier than it was”
“It's not super thick and aluminum, so it would be easier for a thief to cut through”
Top return reasons
Common questions
- Is catalytic convertor anti theft device profitable to sell on Amazon United States?
- The niche generates $22K/yr across 28 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is +6.0%. Flapen's verdict: Skip it (41/100).
- How competitive is the catalytic convertor anti theft device niche?
- 20 brands and 41 sellers compete. The top 5 products take 57% of clicks and top 5 brands hold 63% of demand.
- What do buyers complain about in catalytic convertor anti theft device?
- Top complaints mined from reviews: Size-Overall, Instructions/User Manual/Troubleshooting, Assembly/Installation. The return rate is 5.5% — above our launch gate.
- When does demand for catalytic convertor anti theft device peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the catalytic convertor anti theft device niche?
- Listings span $6.39–$200.57; the average listing price is $90.81 (sweet spot $15–$100). The average incumbent carries 41 reviews — the moat a new listing must climb.