10w30 diesel oil
Skip it34/100a concentrated shelf (top 5 take 92% of clicks) — 10w30 diesel oil doesn't clear our bar today.
Market/yr
$117K
Growth (1y)
+139.7%
Products
7
Brands
3
was 3 a year ago
Sellers
61
Price range
$22.77–$69.13
Returns
0.6%
Rating
4.7★
Skip it
Scored 34/100 across market size, growth, competition, quality gap, and returns.
Demand
Weekly Amazon search volume, last 96 weeks — +139.7% year over year.Seasonality
Monthly demand index across the year — 1.00 is average.Peak months: Oct · busiest ÷ quietest = 1.8×
Competition
- Shell Rotella82%
- Motorcraft14%
- Valvoline4%
The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack. 3 brands and 61 sellers compete here.
Brands
3 flat
was 3 a year ago
Sellers
61
Top 5 brand share
100%
Product shelf
All 7 tracked products in this niche.

Shell Rotella T6 Full Synthetic 10W-30 Diesel Engine Oil 1 Gallon (3 Pack)
Shell Rotella
$69.134.8★468 reviews

MOTORCRAFT - Oil - Engine (XO10W305Q3SD)
Motorcraft
$30.824.8★463 reviews

Shell Rotella T5 Synthetic Blend 10W-30 Diesel Engine Oil 1 Gallon
Shell Rotella
$22.774.7★1,314 reviews

Shell Rotella T4 Triple Protection 10W-30 Diesel Engine Oil 1 Gallon (3 Pack)
Shell Rotella
$46.984.6★212 reviews

Shell Rotella T5 Synthetic Blend 10W-30 Diesel Engine Oil 1 Gallon (3 Pack)
Shell Rotella
$67.674.7★1,314 reviews

Valvoline Premium Blue One Solution SAE 10W-30 Diesel Engine Oil 1 GA
Valvoline
$24.824.7★354 reviews

Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil 1 Gallon
Shell Rotella
$23.544.8★12,007 reviews
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Good value for amazing oil”
“Great deal”
“Seems to work as it should”
“Reliable product and a great value”
“Best thing for a diesel”
“Perfect timing for my oil changes”
“quieter”
“Perfect amount for my Cummins RAM”
“Put in my car no problem lol”
“Its easy to do”
What buyers complain about
“Others mentioned they received oil leaking”
“Refilled or used”
“Slippery and oily”
“Slippery and oily”
Top return reasons
- Leak-Proof43%
- Lubrication23%
- Compatibility-Overall8%
- Value For Money8%
- Defective Material/Parts5%
- Advertised Vs Actual Product4%
- Certifications2%
- Wet Cleaning2%
- Fuel Efficiency1%
- Weight Heavy1%