San Diego's Trusted Performance Shop

Precision Engineering Meets Uncompromising Craft — Every Build, Perfected

From routine maintenance to high-performance builds, we deliver the expertise your vehicle deserves. No shortcuts. No compromises.

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15+ Years Experience

5,000+ Vehicles Serviced

4.9★ Customer Rating

What We Do

Comprehensive Auto Care & Performance Solutions

Every service is performed with meticulous attention to detail, using quality parts and proven techniques.

Performance Tuning

ECU remapping, chip tuning, and custom calibration to unlock your engine's true potential safely and reliably.

General Repair

Brakes, suspension, drivetrain, and engine diagnostics. Honest, thorough repairs that keep you safe on the road.

Pre-Purchase Inspection

Comprehensive vehicle inspections before you buy. Know the true condition of any used car with our detailed reports.

Scheduled Maintenance

Oil changes, fluid services, filter replacements, and manufacturer-recommended maintenance to protect your warranty.

Engine Diagnostics

Advanced OBD scanning and systematic troubleshooting to pinpoint issues fast and fix them right the first time.

Custom Builds

From street builds to track-ready machines — we engineer complete performance transformations tailored to your goals.

About Us

Built on Expertise, Driven by Passion

MD Performance Tuning was founded on a simple belief: your vehicle deserves attention from people who genuinely understand it. Located in the heart of San Diego, our shop combines old-school craftsmanship with modern diagnostic technology.

Whether you're pushing for more horsepower, maintaining your daily driver, or preparing for your next track day — we treat every project with the same level of care and precision. No cut corners. No upselling. Just honest, skilled work.

Certified technicians

Transparent pricing

Quality parts guaranteed

Local San Diego owned

Why Choose Us

The MD Performance Difference

What sets us apart isn't one thing — it's the combination of everything we do right, every single time.

Expert-Level Diagnostics

We don't guess. Our state-of-the-art diagnostic tools and experienced hands identify the real problem — not just the symptom.

Honest, Upfront Communication

You'll always know what's wrong, what it costs, and how long it'll take — before any work begins. No surprises, no hidden fees.

Performance That Lasts

Our tuning and builds are engineered for reliability, not just peak numbers. We validate every change on dyno and road before it leaves our bay.

San Diego's Automotive Community

We're not just a shop — we're part of the local car culture. From casual cruisers to serious track enthusiasts, we speak your language.

Ready to Experience the Difference?

Whether it's a routine service or a full performance build, we're here to deliver results you can feel. Contact us today to schedule your appointment.

Call (142) 445-6012 Get Directions

Get In Touch

Visit Our Shop

We're conveniently located in San Diego's Commerce district. Stop by or give us a call — we'll get you scheduled.

Address

8455 Commerce Ave
San Diego, CA 92121-2608

Phone

(142) 445-6012

Hours

Mon–Fri: 8:00 AM – 6:00 PM
Sat: 9:00 AM – 3:00 PM

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