---
title: "Canyon Muffler and smog inc — Clean Truck Check, Canyon Country, CA"
description: "Canyon Muffler and smog inc in Canyon Country, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, motorhome testing. Phone, address and…"
url: "https://ctcfinder.com/tester/canyon-muffler-and-smog-inc-canyon-country/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Canyon Muffler and smog inc

Clean Truck Check tester in Canyon Country, CA (Los Angeles County).

> CTC Finder is an independent directory, not affiliated with CARB. Tester data: CARB Clean Truck Check public tester list, last checked November 1, 2026. Confirm services, hours and prices with the tester.

| Field | Value |
|---|---|
| Location | 20741 Soledad Canyon Road, Canyon Country, CA 91351 |
| County | Los Angeles County |
| Phone | (661) 904-5818 |
| Mobile testing | Yes |
| OBD testing | No |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Canyon Muffler and smog inc can test

| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Not listed |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Not listed |
| Diesel, model year 2012 or older (no OBD) | Smoke opacity test (SAE J1667) plus visual inspection | Not listed |
| California-registered motorhome | Same test as above by engine year, once a year | Yes |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is APA Trucking in Canyon Country, about 1 mile away. [See listing](https://ctcfinder.com/tester/apa-trucking-canyon-country/).

## Clean Truck Check testers in Los Angeles County

Canyon Muffler and smog inc is one of 516 testing businesses in Los Angeles County on CARB's public tester list. 465 of them offer mobile testing and 190 do smoke opacity tests. In Canyon Country itself there are 6 listed businesses, 6 of them mobile.

## When your truck is due

Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the [deadline guide](https://ctcfinder.com/guide/deadlines-2026-2027/). You can test up to 90 days before a deadline. Free email reminders: https://ctcfinder.com/reminders/

## Frequently asked questions

### Does Canyon Muffler and smog inc offer mobile Clean Truck Check testing?

Yes. Canyon Muffler and smog inc says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.

### Can Canyon Muffler and smog inc test a 2012 or older diesel truck?

Canyon Muffler and smog inc does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [APA Trucking](https://ctcfinder.com/tester/apa-trucking-canyon-country/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Canyon Muffler and smog inc charge for a Clean Truck Check?

Canyon Muffler and smog inc has not published prices with us; call (661) 904-5818 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the [cost guide](https://ctcfinder.com/guide/cost/).

### Is Canyon Muffler and smog inc a CARB-credentialed tester?

Canyon Muffler and smog inc appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS.

## Other testers nearby

- **[APA Trucking](https://ctcfinder.com/tester/apa-trucking-canyon-country/)** — 19526 Chadway Street, Canyon Country, CA 91351 — (818) 414-0494 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[BKG Trans](https://ctcfinder.com/tester/bkg-trans-canyon-country/)** — Canyon Country, CA 91351 — (661) 965-4323 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Jalani Automotive](https://ctcfinder.com/tester/jalani-automotive-canyon-country/)** — 20737 Soledad Canyon Rd, Canyon Country, CA 91351 — (626) 975-3934 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Smog of the Canyon](https://ctcfinder.com/tester/smog-of-the-canyon-canyon-country/)** — 17223 Sierra Hwy Suite 109, Canyon Country, CA 91351 — (661) 666-7284 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Smogman](https://ctcfinder.com/tester/smogman-canyon-country/)** — 26821 Ruether Avenue Suite C, Canyon Country, CA 91351 — (818) 939-6282 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Mikhail HD Testing](https://ctcfinder.com/tester/mikhail-hd-testing-santa-clarita-2/)** — 17111 Sierra Hwy, Santa Clarita, CA 91351 — (661) 513-8383 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.