Chain · United States · data through September 2026

KOI Auto Parts

Iceflower tracks 54 KOI Auto Parts stores across 3 US states. It ranks #22 of 4,354 tracked US auto parts store chains by card spend. Its share of tracked category spend moved +3.7% over the last year.

Rankings come from real card and bank transactions across a panel of 130M+ US and EU consumers. We publish relative growth and rankings, never revenue figures. About the data

Tracked stores
54
States
3
Category
Auto Parts Store
Category rank
#22

Growth

KOI Auto Parts against its category

The biggest tracked US auto parts store chains by card spend, with year-over-year growth of category share. Share means a chain's slice of tracked category spend. It can decline while the chain's own sales grow. The chart tracks KOI Auto Parts's share of the category quarter by quarter, indexed to 2024 Q4 = 100.

# Chain YoY share
1 AutoZone +1.4%
2 O'Reilly Auto Parts +3.1%
3 Advance Auto Parts -3.7%
4 NAPA Auto Parts -2.4%
5 FleetPride +9.7%
6 Carquest Auto Parts -17.9%
7 Summit Racing Equipment -
8 Interstate All Battery Center +1.3%
9 Fisher Auto Parts -5.7%
10 Leonard Truck Outfitters -14.2%
22 KOI Auto Parts +3.7%

Share of tracked category spend, indexed

100 114.8 2024 Q4 2026 Q3

Store footprint

Store map

54 tracked KOI Auto Parts locations across 3 US states. Ohio holds 50% of them.

Tracked stores by state

Customer overlap

Who shops at KOI Auto Parts

Tracked chains KOI Auto Parts customers also buy from more than a similarly active shopper would, indexed to the strongest overlap (100). From real card transactions.

Maines Hardware and Building Supplies 89
California Marketplace 85
Gallatin County Clerk's Office 54
Kubota Tractor Of The Tristate 50
Wyatt's Supermarket 44
Truck & Trailer Supply 44
Southern States Owenton Cooperative 43

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