— Zeus Performance —

Precision.
Structure.
Results.

Dyno tuning, performance upgrades & repair in Newbury, MA

Book Now → Our Services
★★★★★4.9/5 on Google reviews (978) 853-0384

— Our Mission —

More Than
a Repair Shop

Zeus Performance was built for drivers who care about what’s under the hood. Whether it’s a daily driver that needs to be dependable or a weekend build chasing every last horsepower, we treat every vehicle like our own.

We tune on our in-house dyno, explain every step before we take it, and don’t hand the keys back until the job is right.

Dyno-Proven

Real numbers from our in-house dyno, not guesswork.

Straight Talk

Fair pricing and updates at every step of the job.

Street & Track

From daily maintenance to full performance builds.

— What We Do —

Our Services

Everything your car needs to run stronger, handle sharper and last longer, all under one roof.

Dyno Tuning

Custom ECU mapping on our in-house dyno for maximum power and efficiency.

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ECU Bench Unlock

In-house bench unlocks, including post-2020 BMW & Supra ECUs. Mail-in available.

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General Repair

Full-service maintenance and repair by experienced performance technicians.

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Performance Upgrades

Intakes, exhausts, turbos and more. Bolt-on gains done right.

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Suspension Upgrades

Coilovers, sway bars and alignment for a sharper, more controlled ride.

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Wheels & Tires

Custom wheel fitment and tire mounting for street and track builds.

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— Meet the Crew —

The People
Behind the Builds

Our team is made up of technicians and tuners who live and breathe cars. We’re enthusiasts first, which is why we sweat the details other shops skip.

When you bring your car to Zeus, you talk directly to the people doing the work. No runaround, no surprises, just honest answers and results you can feel.

Come Meet Us →

— Reviews —

What Our Customers Say

★★★★★ 4.9 out of 5 on Google
★★★★★

“Anthony and Quen were incredibly professional, on top of communication the whole time, and super quick on the return. You have a return customer for life!”

Sofian B.

Google Review

★★★★★

“Anthony genuinely cares about your vehicle. Fair pricing, thorough explanations at every step — I’ve finally found my long-term trusted mechanic.”

Kevin C.

Google Review

★★★★★

“Great job on my long tube headers and O2 sensor. They kept me updated on everything, answered every question, and made sure I walked out a happy customer.”

Jose B.

Google Review

★★★★★

“Great place, reasonably priced, with a very respectable and friendly staff. Called after 2pm, they took my car immediately and fixed it same day. Highly recommend!”

Kathryn T.

Google Review

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— Ready When You Are —

Book Your Build

Tell us about your car and what you’re after. We’ll get back to you with a plan and a quote.

Book Now → Call (978) 853-0384
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