Talk to the people who tune it
Whether it's a full Subaru build, dyno time, a standalone ECU or an e‑tune from three states away — one call or one form gets you straight to the shop. No call centers, no runaround.
Tell us about your car
Send the basics and we'll call you within one business day to talk goals, parts and timeline. No pressure, no obligation — pick a topic below to get started faster.
Fastest way: call
(717) 405‑9113Talk directly with the shop about builds, dyno scheduling and dyno rentals. If we're under a car when you call, leave a message — we'll get back to you.
What we handle
- Dyno tuning & rentals on our in‑house MD1100AWD dyno
- E‑tuning for customers not local to the shop
- Subaru EJ engine builds, repair & performance work
- 2015+ WRX FA20 platform work
- Plug‑and‑play EMtron ECU kits & full standalone installs with custom wiring
- Turbo kits, flex fuel, custom exhaust/headers, engine swaps & fabrication
What happens after you reach out
You're trusting us with your car — you should know exactly how the conversation goes.
We call you back
Within one business day, someone from the shop — not a receptionist — calls to talk through your car, your goals and your budget.
We plan it together
We map out parts, tuning approach and timeline, and explain the reasoning. We take the time to teach, so you understand exactly what your build involves.
We prove it
Local builds get verified on our in‑house MD1100AWD dyno. E‑tune customers get custom calibrations refined revision by revision from your datalogs.
Gordonville, PA — tuning nationwide
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The shop
Rosa Motorsports is based in Gordonville, Pennsylvania — Lancaster County. Call (717) 405‑9113 before you head out and we'll get you pointed to the shop and on the schedule.
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Not local? No problem.
Our e‑tuning program delivers the same custom calibration remotely — datalogs in, revisions out, until your setup is right. Distance doesn't disqualify your build.
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Dyno rentals
The MD1100AWD all‑wheel‑drive dyno is available for rental sessions. Tuners and owners chasing baseline numbers — call to reserve your time on the rollers.
One call. Zero pressure.
Tell us what you're building and we'll tell you honestly what it takes — parts, timeline and what to expect on the dyno. If we're not the right shop for it, we'll say so.