Dyno Tuning & Performance Shops

X-Pro Performance Tech Inc.

5 Bunker Hill Rd., Andover, CT 06232

Freedom Road Harley-Davidson

557 W. Main St., Branford, CT 06405

Harley-Davidson only.

Sowder's Speed Shop

292 Riverside Ave., Bristol, CT 06010

Yankee Harley-Davidson

488 Farmington Ave., Bristol, CT 06010

Harley-Davidson only.

Hartford Harley-Davidson

221 Governor St., East Hartford, CT 06108

Harley-Davidson only.

Old School Harley-Davidson

398 Somers Rd., Ellington, CT 06029

Harley-Davidson only.

Bully Baggerz & Son LLC

522 Plainfield Rd., Jewett City, CT 06351

Tuning season begins November 1.

TOCE Performance

150 Batson Dr., Manchester, CT 06042

DN Cycle LLC

219 W. Main St., Meriden, CT 06451

Dr. Dyno

Mobile, appointment-based dyno tuning.

Johnson Engine Technology

800 Flanders Rd., B12 U15, Mystic, CT 06355

Dynojet 250 tuning for all types of motorcycles.

Mike's Famous Harley-Davidson

951 Bank St., New London, CT 06320

Harley-Davidson only.

Tri-State Choppers

44 Old State Rd., Unit 30, New Milford, CT 06776

In-house Dynojet 250i. American and metric motorcycles.

Digger's Motorcycle Service

1865 Middletown Ave., Northford, CT 06472

Jim's House of the Iron Horse

475 School St., Putnam, CT 06260

Harley-Davidson only.

BuckTuned

440 John Fitch Blvd., Unit 380D, South Windsor, CT 06074

Appointment only. Harley-Davidson focused.

BADD Custom Cycle

272 Main St., Terryville, CT 06786

SAE Outlaw Performance

435 Brook Ave., Deer Park, NY 11729

DAS Performance

1901 Bridge St., Dracut, MA 01826

Dynojet tuning center. Harley-Davidson, Suzuki, Honda, Yamaha and Kawasaki.

Prestige Custom Cycles

12A W. Main St., Elmsford, NY 10523

On-site Dynojet 250i, specializing in Harley-Davidson.

Rob's Dyno Service

45 Fredette St., Gardner, MA 01440

Iron Anchor Cycles

100 Bucks Hollow Rd., Mahopac, NY 10541

MotorHead Motorcycles

37 Holt Dr., Stony Point, NY 10980