Chain · United States · data through September 2026

S Smart Start Ignition Interlock logo Smart Start Ignition Interlock

Iceflower tracks 67 Smart Start Ignition Interlock stores across 18 US states.

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
67
States
18
Category
Auto Repair Service

Growth

Smart Start Ignition Interlock against its category

The biggest tracked US auto repair service 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 Smart Start Ignition Interlock's share of the category quarter by quarter, indexed to 2024 Q4 = 100.

# Chain YoY share
1 F Firestone Complete Auto Care logo Firestone Complete Auto Care +3.0%
2 M Mavis Discount Tire logo Mavis Discount Tire +3.1%
3 J Jiffy Lube logo Jiffy Lube -0.1%
4 T Take 5 Oil Change logo Take 5 Oil Change +10.8%
5 L Les Schwab Tire Center logo Les Schwab Tire Center +1.7%
6 B Big O Tires logo Big O Tires -3.1%
7 P Pep Boys logo Pep Boys +0.6%
8 M Midas logo Midas -2.1%
9 C Caliber Collision logo Caliber Collision +0.7%
10 B Belle Tire +0.5%

Share of tracked category spend, indexed

100 11.4 2024 Q4 2026 Q3

Store footprint

Store map

67 tracked Smart Start Ignition Interlock locations across 18 US states.

Customer overlap

Who shops at Smart Start Ignition Interlock

Tracked chains Smart Start Ignition Interlock customers also buy from more than a similarly active shopper would, indexed to the strongest overlap (100). From real card transactions.

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