Ls Trunion Upgrade Kit
FailPrices span $48.75–$329.24, mostly outside the sweet spot, so Ls Trunion Upgrade Kit is a Fail.
- Flapen Score
- 39 / 100Ranks 6,186 of 7,287 Automotive niches · −10 vs the category median of 4939
- Market size
- $77K/yr20K searches / yr
- 90-day growth
- +3.7%search demand this quarter
- Competition
- 68%top-5 click share · 13 brands · 53 sellers
Flapen Score
Ls Trunion Upgrade Kit against its category
The dotted line is the Automotive average. Past it, Ls Trunion Upgrade Kit is stronger. Inside it, weaker.
Market
The Ls Trunion Upgrade Kit market on Amazon at a glance
Shoppers on Amazon United States searched for Ls Trunion Upgrade Kit 20K times last year and spent an estimated $77K. The top 5 brands take 81% of clicks. Flapen scores it 39 out of 100, a Fail.
01 · Demand
An estimated 2.7% of those searches ended in a purchase.
Shoppers searched for this 20K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.7% of those searches ended in a purchase. Searches in the last 90 days moved +3.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $77K a year.
- Searches, last 12 months
- 20K
- Growth, 90 days vs prior 90
- +3.7%
- Conversion, latest week
- 2.7%
- Market size, estimated
- $77Ka year
- Peak month
- May1.5× the quietest month
- Top search term
- ls trunion upgrade kit10K searches a year
02 · Price
A sale here is worth $145.13.
Listings sell for $145.13 on average, from $48.75 to $329.24. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At $145.13 that is $0 to $15K a year per listing.
- Average price
- $145.13above the $15 to $100 sweet spot
- Price range
- $48.75–$329.24
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 500–750
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$15K
- Returns
- 1.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
80% of listings pay for placement with sponsored ads. 75% ship with Prime. On an average day, 14.5% of listings are out of stock. The average listing ranks #201 within Engines & Engine Parts. It carries 52 reviews at 4.54 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 80%
- Prime listings
- 75%
- Out of stock, average day
- 14.5%
- Average rank
- #201in Engines & Engine Parts
- Average rating
- 4.54 starsAmazon United States average 4.42 stars
- Average reviews
- 52per listing
- Listings tracked
- 20
04 · Newcomers
Brands here are young.
The brands on the shelf have sold for 34 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 34 months
Products
Top Ls Trunion Upgrade Kit 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
Michigan Motorsports LS1 Rocker Arms with Upgraded Trunnions | Fits 1999-2013 4.8L 5.3L 5.7L Cathedral Port LS & 1999-2006 6.0L LS Engines | Complete Set of 16 Ready-to-Install Rockers
- Price
- $195.21
- Rating
- 4.7/5
- Reviews
- 342
- Age
- 10y ago

BTR V2 Trunnion Kit LS Premium Rocker Arm Trunion LS LS1 LS3 4.8 5.3 5.7 6.0 6.2 TK002
- Price
- $149.25
- Rating
- 4.6/5
- Reviews
- 77
- Age
- 2y ago

Michigan Motorsports LS Rocker Arm Trunnion Upgrade Kit | High-Performance Bearing Upgrade | Fits GM LS1 LS2 LS3 LS6 4.8L 5.3L 5.7L 6.0L Engines
- Price
- $112.71
- Rating
- 4.6/5
- Reviews
- 180
- Age
- 10y ago

LS1 Rocker Arms with Bolts and Pre-Installed Trunion Kit - Fits LS2 LS6 LQ4 LQ9 LM7 4.8L 5.3L 5.7L 6.0L Engines - Xotic Performance | CP201
- Price
- $174.19
- Rating
- 4.3/5
- Reviews
- 52
- Age
- 10y ago

BTR Brian Tooley Racing LS Rocker Arm Trunbion Kit (TK001) | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LQ4 LM7 LM4 Engines | Upgraded Bearing Trunnion Kit
- Price
- $119.19
- Rating
- 4.9/5
- Reviews
- 26
- Age
- 7y ago
Trending
estimated 90-day click momentum
Pateyney LS1 LS2 LS6 5.7L 6.0L Enhanced Rocker Arms with Upgraded Trunion Kit Installed
- Price
- $108.49
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 1y ago

EPChunMi LS Rocker Arm Trunion Kit Fits GM LS1 LS2 LS3 LS6 4.8 5.3 5.7 6.0 6.2L Engines no bolts
- Price
- $88.43
- Rating
- 4.6/5
- Reviews
- 5
- Age
- 1y ago

CHE4290 LS Trunnion Kit with LS Rocker Arm Bolts | Fits LS1 LS2 LS6 LQ4 LQ9 LY5 LY6 LM7 5.3L 5.7L 6.0L 6.2L | High Performance Trunion Upgrade Kit
- Price
- $268.24
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1y ago

BTR V2 Trunnion Kit with Bolts Premium Rocker Arm Trunion LS LS1 LS3 4.8 5.3 5.7 6.0 6.2 TK002
- Price
- $168.14
- Rating
- 4.5/5
- Reviews
- 11
- Age
- 2y ago

BTR Brian Tooley Racing LS Rocker Arm Trunbion Kit (TK001) | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LS2 LS3 LQ4 LM7 LM4 Engines | Upgraded Bearing Trunnion Kit
- Price
- $119.19
- Rating
- 4.9/5
- Reviews
- 26
- Age
- 7y ago
Newest
by launch date
Engine 16 Pcs LS Rocker Arms w/Installed Upgraded Trunion Kit Fit for GM LS 4.8L 5.3L 5.7L 6.0L LS2 LS6 LQ4 LQ9 LY5 LM7 L33 Replacement 10214664 12681275
- Price
- $94.44
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1y ago

EPChunMi LS Rocker Arm Trunion Kit with upgraded bolt Fits GM LS1 LS2 LS3 LS6 4.8 5.3 5.7 6.0 6.2L Engines
- Price
- $95.24
- Rating
- 3.4/5
- Reviews
- 6
- Age
- 1y ago

EPChunMi LS Rocker Arm Trunion Kit Fits GM LS1 LS2 LS3 LS6 4.8 5.3 5.7 6.0 6.2L Engines no bolts
- Price
- $88.43
- Rating
- 4.6/5
- Reviews
- 5
- Age
- 1y ago

A-Premium 16Pcs Alloy Steel LS1 Rocker Arms and Bolts with Trunion Kit Compatible with GM LS2 LS6 LQ4 LQ9 LY5 LY6 LM7 346 1.7 Ratio 4.8L 5.3L 5.7L 6.0L
- Price
- $139.01
- Rating
- 4.6/5
- Reviews
- 10
- Age
- 1y ago

CHE4290 LS Trunnion Kit with LS Rocker Arm Bolts | Fits LS1 LS2 LS6 LQ4 LQ9 LY5 LY6 LM7 5.3L 5.7L 6.0L 6.2L | High Performance Trunion Upgrade Kit
- Price
- $268.24
- Rating
- 5.0/5
- Reviews
- 1
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 68% of clicks. Leaders hold, but buyers still shop past them.
Brands
13 falling
Sellers
53
Est. top-5 brand share
81%
Top 20: 100%
Est. top-5 click share
68%
Top 20: 100%
Open market
14%
- Michigan Motorsports40%
- Dynosty20%
- Xotic Performance8%
- BTR Brian Tooley Racing7%
- RJSPHH7%
- labwork5%
- Open — no brand owns it (7 brands, 14%)
Demand
Ls Trunion Upgrade Kit search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.5×
Reviews and returns
What reviews say buyers love and hate about Ls Trunion Upgrade Kit
We read the reviews and the return reasons for every product selling here.
“this Kit is not High Quality”
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.
15 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 Ls Trunion Upgrade Kit 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









