HHO Carbon Clean Systems
Automotive · Auto Repair & Maintenance
- Active units
- 15
- Royalty
- 8.0%
Franchised, year-end 2023
of weekly Net Sales
About HHO Carbon Clean Systems
HHO Carbon Clean Systems is a brand that specializes in hydrogen carbon cleaning for all types of gas and diesel engines. Their proprietary cleaning process optimizes engine performance, saving you money and extending the life of your engine. By using distilled water and electrolysis, HHO Carbon Clean Systems produces Oxyhydrogen gas, which is introduced into the engine's air intake. This reaction causes a phase change in carbon deposits, transforming them into a gaseous state and expelling them through the exhaust system. The hydrogen carbon cleaning procedure is performed without the use of harsh chemical detergents or solvents. This technology effectively removes carbon buildup from various engine components, such as pistons, cylinders, turbos, and catalytic converters, restoring performance, increasing fuel economy, and lowering emissions. Whether you're experiencing poor fuel efficiency, loss of performance, smoke in the exhaust, or frequent repairs, HHO Carbon Clean Systems can help. Say goodbye to carbon deposits and hello to improved engine health and savings. Contact them today for more information.
Key terms
- Franchise fee
$45k
- Multi-Territory and Multi-Franchise Discounts
Cumulative fee for 2–10 Territories ranges $79,900–$279,900; average per territory declines; discounts apply only when agreements signed at same time.
- Brand fund
2.0% of Net Sales
- Local advertising
2.0% of Net Sales
- Veteran discount
Not offered
Brand Percentile Rankings
Rankings compare brands in the same operating year. Fee and investment figures come from the FDD (2024 filing); filings on file: 2024, 2025.
Growth
- Total locations15
Franchised units open at year-end
- New openings8
Gross new units opened during the calendar year
- 1-year unit growth rate50.0%
Net unit growth versus prior year
- 3-year unit CAGR—
Compound annual growth rate of unit count over the trailing 3 years
- Unit growth ratio8.0×
Cumulative opens / closures through year-end
Unit economics
- Annual unit volume (Median)—
Per FDD Item 19 disclosure
- Annual unit volume (25th percentile)—
Per FDD Item 19 disclosure
- Annual unit volume (75th percentile)—
Per FDD Item 19 disclosure
- 1-year Median AUV growth rate—
Year-over-year change in median AUV
- Store-level EBITDA Margin—
Median unit-level EBITDA / AUV
Investment profile
- Estimated initial investment$147k
Midpoint of estimated initial investment range
↓ Lower is better - Time to open2 months
Midpoint of average time from agreement to opening
↓ Lower is better - Royalty rate8.0%
Percent of net sales paid to the franchisor
↓ Lower is better - Sales-to-investment ratio—
Median AUV / estimated initial investment midpoint
- Cash-on-cash returns—
Median unit-level EBITDA / estimated initial investment midpoint. Steady-state estimate; year 1 returns will be lower as the unit ramps to median volumes.
Franchisee healthLocked
- Unit closure ratio
- Transfer vs. closure ratio
- Percent multi-unit franchisees
- Litigation rate
- EBITDA multiple on sales & transfers
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Location footprint
Showing 14 of 14 mapped locations
Sources
Financial and operating figures are sourced from the brand's Franchise Disclosure Documents. Brand percentile rankings are based on comparisons to other brands that include the same metrics in their Franchise Disclosure Documents.