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Your Trusted Source for Car Audio & Auto Accessories
Stereo1One has established itself as a premier destination for automotive enhancement solutions in the Milwaukee area. Our team of certified experts specializes in the installation of cutting-edge car audio systems, remote starters, security systems, window tinting, and custom wheel and tire packages. With a commitment to quality, we offer a TRUE Lifetime Warranty on all brand-name product installations, ensuring lasting performance and customer satisfaction. Our Same-Day Installation service and $0 Down Financing options make it easy for clients to upgrade their vehicles without financial strain.

We stand behind our 'Beat Any Price Guarantee' while maintaining partnerships with top manufacturers like Viper and Compustar to deliver authorized dealer pricing. Our dual locations in Greenfield and West Allis provide convenient access to personalized service and expert guidance for both entry-level and high-end automotive technology needs.
Services
Remote Starters Car Alarms Window Tinting Car Audio Systems Wheels & Tires
Highlights and features
  • Certified Experts with Free Estimates and Lifetime Warranty
  • Same-Day Installation for Immediate Vehicle Upgrades
  • Guaranteed Best Price with Price Match Guarantee
  • $0 Down Financing Options for All Customers
  • Authorized Dealer for Leading Brands Like Viper and Compustar
Services
Remote Starters
Our remote starters provide convenient vehicle access and climate control. Professional installation ensures seamless integration with factory systems while maintaining security features. Customers benefit from enhanced comfort and vehicle protection through advanced technology solutions.
Car Alarms
Comprehensive security systems protect vehicles against theft and unauthorized access. We install advanced alarm systems with customizable features including motion sensors and remote monitoring. Professional installation guarantees optimal performance and system reliability for long-term protection.
Window Tinting
Premium window tinting services enhance vehicle aesthetics while providing UV protection and heat reduction. Our professional installation uses high-quality materials that resist fading and peeling. Customers enjoy improved privacy and interior protection against sun damage with durable tinting solutions.
Car Audio Systems
Complete audio system installations transform vehicle sound quality with premium components. We offer expert integration of speakers, amplifiers, and digital interfaces. Customers receive customized sound solutions that deliver superior audio performance and modern connectivity features.
Wheels & Tires
Custom wheel and tire packages combine style with performance optimization. Our experts help select appropriate sizes and materials for specific vehicles. Customers benefit from proper fitment, improved handling characteristics, and enhanced visual appeal through coordinated wheel and tire combinations.
Questions
What automotive services does Stereo1One offer?
We specialize in car audio systems, remote starters, security systems, window tinting, and custom wheel and tire packages.
Do you provide warranty on installation services?
Yes, all major product installations come with a TRUE Lifetime Warranty against defects and workmanship issues.
Are financing options available for vehicle upgrades?
We offer $0 Down Financing to help customers afford quality automotive enhancements without upfront costs.
How quickly can installations be completed?
Most services can be completed the same day with proper scheduling and parts availability.
Do you price match competitors?
We guarantee to beat any competitor's price on equivalent products and services.
What locations do you serve?
We operate two Milwaukee-area locations in Greenfield and West Allis, Wisconsin.
Reviews (6)
Kaysa Carrasquillo
Jan 30, 2022 Report
My experience was not the best but the outcome was fantastic! I want to shout out to Wesley for his great customer service and making sure I left a satisfied customer! I had a remote starter installed and had issues with other things not working aftet the installation. I called, and they quick said bring it in. Since they couldn't figure out the issue Wesley went above and beyond to figure out the issue and got it resolved. It took a few attemps but is done. He was apologetic and who can be mad at someone who is doing their best to fix the problem. Thank you Wesley!
Rick Rivera
Jan 02, 2022 Report
Took my truck in for a remote start and backup camera install. Picked out a remote called Python which is made by viper apparently. I was told to install my radio which I bought from amazon, the remote start and backup camera would be 700ish. I picked up my truck which now has a compustar remote start which online is $60.00 dollars at most and a back up camera that is no more than $100.00
My point is that if you pick out and buy a product then have a lesser quality brand installed and not what you picked out and no one from the company informs you of the what or why IT'S bad business.
$813.00
Dawn R.
Dec 20, 2021 Report
Purchased a remote start in November to give as a gift for Christmas, and scheduled the install for the week after Christmas. Was told it would take 2-3 hours but the install actually only took about an hour. Josh (the installer) was fast, polite, helpful, and a pleasure to work with. He went above and beyond to give excellent service. I'd recommend this shop, and especially Josh to anyone.
Brad K.
Nov 27, 2021 Report
Definitely not good.....
Called to schedule a 2 way remote start and was told it was $350. My daughter took the car over and they installed cheapo 1 way. Originally they said 1 way was $250 and 2 way was $350 but they charged $280 for the 1 way. When I called them they said they could swap from the 2 way but then the price jumped to $400. On top of it all they messed up the wiring and now the brake light is on... Avoid this place.
Snowbird Ratzel
Nov 03, 2021 Report
I got my tints done and they fixed my auto starter on my car. They were very professional, efficient, friendly, and give excellent customer service. I highly recommend them.
Robert Kruger
Sep 20, 2021 Report
Buyer Beware! I emailed and got a 25% off code then went in store to get a quote. The tech was very nice and gave me a ballpark estimate. I talked with Moe who said the 25% off would just be installation which was different from what the tech said. I left and got another email from Moe (form email) which I replied asking for a line item quote with how the discount was applied. I never received a reply. Very fishy.