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World class HEMI Tuning since 2008

Hemituner has been on the cutting edge of GEN III HEMI tuning since the beginning from the non-VVT 5.7L and 6.1L, to the VVT 5.7L and 6.4L, and now with the supercharged 6.2L HEMI powered vehicles. Our experience and knowledge on these platforms is unparalleled, when experts within this community need assistance problem solving they contact Hemituner Performance!

Featured Products
Recommended Parts
Factory drivability with 1000+ HP

There are many choices when it comes to the service or modification of your vehicle. Since 2008 I have been a part of this community and have a passion for these vehicles. I am excited to offer you true personalized service with the fringe benefits of being able to handle all of your custom tuning and performance part installation needs. Located in Long Island, NY with our performance partner True Street performance we are available 6 days a week for full service and consultation. There is no project too big for us and the results speak for themselves. Our meticulous attention to every detail means that your car will drive like it came off the show room floor, but with way more power than it originally had!

HEMI Performance Parts

Are you looking for some serious HEMI performance parts? Then you’ve come to the right place. Hemituner Performance develops and carries some of the most popular parts on the HEMI market today!

HEMI Supercharger

Looking to boost your late model HEMI’s horsepower? Experience shows HEMI supercharger kits are the best power-per-dollar option for the HEMI engine.

HEMI Crate Engines

Hemituner Performance carries both stock Mopar engines and custom stroked out HEMI crate engines.

Remote Tuning Available
Supporting DIY Installers