Diesel Particulate Filter Cleaning
Emission compliance for fleets is ugly, urgent, and surprisingly profitable
Bottom line
Worth studying, but do not buy without strong local proof.
Diesel particulate filter cleaning shops restore clogged DPFs for trucking fleets, contractors, and diesel repair shops instead of forcing a full replacement. The interesting angle is that a $3000-$8000 replacement cost makes a few-hundred-dollar cleaning service an easy yes for fleet managers. Demand is tied to emissions compliance and heavy equipment uptime, not consumer spending.
Avg Revenue
$650K
Profit Margin
30%
Acquisition Multiple
2x - 4x
Startup Cost
$80K - $300K
How It Works
Shops receive DPF units from fleets or local repair partners, inspect soot loading, clean the filters with specialized equipment, test airflow, and return the unit with documentation. Revenue comes from per-filter cleaning, rush turnaround, pickup and delivery, and wholesale relationships with diesel repair shops that do not own the equipment.
Revenue Range
BizBite underwriting snapshot
Pass for now
Diesel Particulate Filter Cleaning has enough high-level data for a first look, but BizBite has not assigned a category-specific operating model yet. Treat the score as preliminary.
Category-level fit before lender-specific diligence.
Weak source data caps the final score.
Why it may work
- +Attractive 30% estimated margin profile
- +SBA dataset shows 21 recent comparable loans
Be careful
- !Source link status has not been verified yet
- !No last-checked date yet
- !No category operating model yet
- !No category model yet
Real Acquisitions in This Category
SBA 7(a) change-of-ownership loans · NAICS 811198 · All Other Automotive Repair and Maintenance
Deal Size Distribution
Deal Flow Over Time
Financing Profile
Recent Comparable Deals
| Closed | State | Loan | Implied deal |
|---|---|---|---|
| Mar 2026 | MO | $1.3M | $1.5M |
| Feb 2026 | MS | $350K | $412K |
| Dec 2025 | TX | $2.1M | $2.5M |
| Nov 2025 | CO | $50K | $59K |
| Nov 2025 | CO | $576K | $677K |
| Jul 2025 | TX | $2.0M | $2.4M |
| Jul 2025 | TX | $150K | $177K |
| Apr 2025 | MI | $890K | $1.0M |
| Apr 2025 | VT | $200K | $235K |
| Apr 2025 | AZ | $1.5M | $1.7M |
Source: SBA 7(a) FOIA dataset, filtered to acquisitions (loans where business age is "Change of Ownership"). Implied deal size assumes an 85% loan-to-purchase ratio, a common SBA change-of-ownership structure. Charge-off rate shown only when 10+ loans have resolved (paid in full or charged off). Interest rates reflect last 24 months only. Actual deal values vary with equity injections, seller financing, and working capital terms.
Pros
- +Strong value proposition versus expensive full DPF replacement
- +Fleet and repair-shop accounts can become recurring
- +Specialized equipment creates more moat than a generic cleaning business
- +Can bolt onto an existing diesel repair or emissions shop
Cons
- -Demand is localized and depends on fleet density
- -Equipment quality and process discipline matter for repeatability
- -Technology shifts in emissions systems could change the service mix over time
Best For
Operators who like industrial services, fleet relationships, and tangible ROI sales
Operating Costs
FinancialModelingLab-style operating examples point to very high contribution margins once volume ramps, though smaller local operators should underwrite more conservatively. Main costs are cleaning equipment, technician labor, compressed air/utilities, logistics, and sales to fleet accounts.
SBA Financing Estimator
Adjust the deal — see if it cash flows after debt service
Estimates only. Excludes owner compensation, capex, working capital draws, and taxes. Margin assumes average occupancy and volume. Actual SBA terms vary by lender and borrower profile.
Where to Buy
Illustrative economics for a DPF cleaning operation with average order values and cost structure
Illustrative owner income and EBITDA scaling assumptions for DPF service shops
Background on the wider diesel particulate filter market and ongoing emissions relevance
Acquisition Score
Scores margin (30), entry multiple (25), SBA market depth (20), category risk (15), and deal momentum (10). Higher = better acquisition candidate.
Quick Facts
- Category
- service
- Difficulty
- 3/5
- Buy price
- $1.3M–$2.6M
Buyer's Toolkit
Essential tools to get started
Some links may be affiliate links. We only recommend tools we'd use ourselves.
Ready to Buy? Start Here →
Largest business-for-sale marketplace in the US
SBA loans and business acquisition financing — get funded fast
ROBS financing — use retirement funds to buy a business tax-free
Bookkeeping for small business owners — hands-off financials
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