Steve Millen Sportparts, Inc

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3176 Airway Ave
Costa Mesa, CA 92626
Founded in 1986, Steve Millen Sportsparts and STILLEN are among the largest automotive aftermarket manufacturers, distributors and retail direct merchandisers in the industry. Under the brand name STILLEN, formed from Steve and Millen, products are engineered and produced to meet specific target markets. The STILLEN brand name is synonymous with automotive high performance products manufactured for sports cars, trucks and sport utility vehicles. Its vast performance product range includes suspension, exhaust, brakes, aero styling, engine and transmission products. STILLEN manufactures and distributes products for Nissan, Infiniti, Toyota, Lexus, Mitsubishi, Mazda, Honda, GM, Ford/Lincoln and Daimler Chrysler. The company maintains 90,000-square-feet of operating space that housing offices, dyno, modeling, tooling, production, machining, fabrication, warehousing, service shop, distribution along with research and development areas. Steve Millen co-owns Steve Millen Sportsparts and STILLEN with David Scholuum in Costa Mesa, Calif.

Reviews

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2.557 reviews
Photo of Thuyen D.
Thuyen D.
4/17/2025

Everything was perfect A+++ My carb sticker for my intake system was damaged and I sent and email and told them my situation Misael Hernandez was the replying rep and took care of me real quick...

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Gary M.
1/2/2022

I delt with Kenny at Stillen and ordered a set of 4 KW coilovers for my Polestar. He did say the lead time might be up to 12 weeks (what else is new these days), BUT the arrived DIRECTLY from...

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Johnny H.
5/8/2021

Based on the other reviews I am convinced Stillen stole my credit card information. I chatted with Kenny over the phone and purchased a Z exhaust. I was told I had to provide my credit card...

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Gene Y.
8/7/2019

I ordered the front splitter and rear diffuser for my wife's 17 Infiniti Q50S and wow am I totally impressed with the quality in fit/finish/quality! Good job and totally worth the price! Thanks...

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Quintus F.
7/2/2020

This is my 3rd order from Stillen I would like to give a shout out to Mizael H for his excellent customer service who keeps it I love thier product, making my Q50 so sexy!

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United StatesCaliforniaCosta MesaSteve Millen Sportparts, Inc

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