Jeffrey B.
9/12/2025
I bought my 2015 CLS63s in August of 2023. It was the most pleasant buying experience I have ever had. I had been shopping for over a year for this model, and PPM had the most desirable white one...
Proper Performance Motors
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15001 N Hayden Rd Ste 101
Scottsdale, AZ 85260
Goodspeed Performance Lab is a premier automotive tuning and performance shop located in Scottsdale, Arizona, offering a wide range of services including dyno testing, ECU tuning, and high-performance exhaust systems for various makes and models.
With a focus on Audi, Volkswagen, Porsche, and other performance vehicles, Goodspeed Performance Lab is known for its expertise in Unitronic and APR tuning, as well as providing top-quality intercoolers and gauge pods to enhance the driving experience.
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Reviews
4.550 reviewsKarson P.
5/14/2025
I just started the consignment process with Ryan and his awesome family operation, they were all super welcoming and gave the complete opposite energy of a common "sleazy" car dealer. Which I...
Nicole D.
12/27/2022
Fast and reliable! They made the process of buying my first car so easy! If you need a BMW or Mercedes, this is the place to go!
Jon C.
2/7/2023
I just purchased an E92 M3 from PPM sight unseen. I had the car shipped to CA. I wouldn't hesitate to do it again. The car came just as described. Ryan and Karen were awesome. Great...
Brandi A.
1/7/2023
Honest, family-owned business. If you're looking for quality, high performance cars this is the place to go. The Kane's are passionate and honest people that treat you like family. They stand by...
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