STILLEN Performance Development Facility

STILLEN Performance Development Facility

Read about our STILLEN Performance Development Facility. Follow the passion that goes on here with the exciting new upgrades and modifications that you can adapt to your specific vehicle application.

STILLEN Performance Development Facility Hero The STILLEN Performance Development Facility is well respected with in the industry and is a lead manufacturer for a wide range of demographic automotive enthusiasts. Our Performance Development Facility is truly one of a kind, we are continually refining performance with modification and testing.

With over 30 years of experience in performance modifications and exterior styling, it's this type of professional product evaluation in real-world driving situations that gives STILLEN a distinct advantage.

Automotive journalists at magazines and digital publications such as Car & Driver, Road & Track, Motor Trend, Automobile, AutoWeek, /Drive, DSport, The Smoking Tire, and Super Street have reviewed and tested many of our products and project vehicles, and provided us with rave reviews.

Need more power? Check out our CARB exempt supercharger kits and many other engine performance modifications! Proudly developed and manufactured in house at STILLEN.

At Stillen we take pride in manufacturing our parts in house where we can ensure the quality fit and finish you expect and deserve.

Taking your car, truck or SUV to the next level with STILLEN Performance Parts !

Made in USA


Chat with STILLEN:  866-250-5542

Check Out STILLEN Website: STILLEN Aftermarket & Performance Parts | Auto Parts and Accessories - STILLEN

Email STILLEN:  sales@stillen.com


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STILLEN INFINITI Q60 REDSPORT 400 SEMA 2017 STILLEN is excited to announce the launch of our complete product line up for the 2018 INFINITI Q60...
edelbrock e force supercharger

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Corvette owners are no different than the rest of us fickle gearheads - we're never satisfied with 'stock'. After a few months of new relationship,...
Nissan GT-R Nismo by STILLEN N-Attack

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As the official installer of the NISMO N-Attack package, STILLEN is proud to release the first N-Attack NISMO GTR in North America. This car...
Nissan GT-R NISMO with N Attack Package

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Nissan/NISMO introduce elements of package for GT-R NISMO that set record Nurburgring circuit time in the U.S.* Official installer: STILLEN, Costa Mesa, Calif. Available in very...
Öhlins Suspension

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Now that we have reached the half way point on the installation of North America's first Nissan GT-R Nismo with N-Attack by STILLEN, many...
N-Attack Differentials Installation

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This week as the build progressed for North America's first GT-R Nismo with N-Attack package, the experts from the STILLEN performance shop removed the...
N-Attack Prep - GT-R Fender Removal

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Today, the specially trained STILLEN technicians, who are working on the first Nissan GT-R Nismo by STILLEN N-Attack vehicle in North America, received a...
Nissan GT-R being delivered to get the Nismo by STILLEN N-Attack package

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Nismo and STILLEN are proud to announce that work has officially begun on installing the first N-Attack package for the Nissan GT-R Nismo! Today, the...
G37 Sedan on STILLEN Dyno After Exhaust and Intake Installation and Tune

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Busy going to school in Southern California, the owner of this 2012 G37 Sedan wanted a way to unwind and have some fun with...
G37 Exhaust Install at the STILLEN Performance Shop

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Recently, the STILLEN performance shop had a Corvette/ first time G37 sedan owner stop by for some upgrades for his new G. After talking...