Expert Auto Repair Services Available Now.
Trustworthy Automotive Services from Experienced Mechanics
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Meet the Filthy Family
I have over 35 years experience in automotive service, covering all makes and models - even diesel, motorcycle and small engine. My expertise lies in complicated driveabilty and electrical diagnosing and repair.
Aaron Knapp
Owner and Lead Master Tech
It all started at South Whidbey High School in auto shop class 1988. Earned the credentials of ASE Master Auto Tech, Advanced Engine Performance Specialist and Undercar Specialist in 2003.Runa (Ru Ru) Knapp
Co-owner and CEO
I’m a new edition to my family (8 months old) and thanks to my father’s degree in Bossology, I’ve already mastered marketing.Jennifer Lawerence
Business Administrator
Gifted with the unique skill of simply making people’s lives easier, I’m in charge of the logistics of this company.
The right tools for the hard jobs

Towing available for select makes and models


Currently in my shop
My Services
Experience Unmatched Car Repair Services in Seattle
Your Trusted Auto Mechanic
- Satisfaction guaranteed or we'll make it right
- 28 years' experience resolving complex auto issues.
- Honesty and integrity, we value transparent communication
- No more unanticipated delays; we work strictly by appointment
TESTIMONIALS
Don't Just Take My Word For It
Frank M.
I appreciated your honest and efficient brake service. You explained the issues clearly and fixed them promptly. My car's brakes feel safe and reliable now. Great job!
Barbara B.
Took my bike in for a tune-up, they did a great job. Honest, straightforward, and didn't try to upsell. Will be bringing my bike back here for future maintenance.
Dorothy W.
I took my car to The Filthy Technician for transmission services. Their honesty, efficiency, and pricing were refreshing. If your car needs a reliable mechanic, I'd recommend them.
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Your Top Auto Repair Questions, Answered
What services do you provide?
I offer a range of services, including transmission services and battery replacement.
Are you a local business?
Yes, I'm proud to say that my auto repair service is locally owned in Seattle.
What guarantees do you offer?
I provide a satisfaction guarantee, ensuring you're pleased with the work done on your vehicle.
How quickly can I schedule a service?
You can make an appointment with me anytime. I'm committed to serving you as quickly as possible.
When are you open?
My services are available 24/7. Whether it's a weekend or a late-night emergency, I'm here to help.
How can I pay for the services?
I accept various forms of payment, including bank transfers and credit cards for your convenience.
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About Me
As a seasoned auto mechanic in Seattle, I've been locally serving our community with unwavering dedication since 1995. With 28 enriching years of hands-on experience under my belt, I've honed my expertise to diagnose and fix any car issues swiftly and accurately. By working on an appointment basis, I ensure your time is respected and each job is done right the first time. My work comes with a Satisfaction Guarantee because I'm not happy unless you're delighted with the service. I am your friendly neighborhood mechanic, always ready to put my skills to work for you.

Excellence in Automotive Repair Services
Recognized for excellence in automobile repairs and exceptional customer service.