Good-Win Racing Mazda Performance Parts
NEW 15x7, 15x8, and 15x9 Konig 'Dial-In' Flow Formed wheels

NEW 15x7, 15x8, and 15x9 Konig 'Dial-In' Flow Formed wheels! Flow formed for incredible strength and lightness, a load rating of 550KG with a weight of just 13 pounds for the 15x9 size, 12 pounds for 15x8 and 11 pounds for 15x7. Clearance for Big Brake Kits! Colors include Matte Black and Grey.


Welcome to Good-Win Racing!

Street, Autocross and Track Performance for your Mazda Miata, MX5, Mazda RX8, Mazda RX7, Mazda 3, Mazda 2 and Mazda 6.

Why Zoom with Mazda parts from Good-Win Racing?

Because we race what we sell, and we share our expertise with you!

When our competition goes home for the weekend, we go racing and driving in our Mazda! Using the Mazda parts we sell, under both street performance and race conditions, gives us a unique experience on what works, and what doesn't.

From shock absorbers, replacement convertible tops, and shift knobs, to exhausts, intakes, springs, and alloy wheels, we can help you select the right combination of Mazda parts.

You can also join our Mazda Forums for more information about specific parts and cars, as well as development of our current project cars. And don't miss our forum wheel gallery to see what those wheels you are considering actually look like on your Mazda before you buy.

Next Tech Day is Saturday January 10th!

2951 Garnet Ave, Pacific Beach. Food, Fun, Installs!

Check the forum for more information.

Good-Win Racing Tech Day 1
Local Miata racer Howard K. put on the weight reduction clinic at our first Tech Day.

Can't find a specific part in our online catalog?

Just give our Mazda parts experts a call at 858-775-2810 or drop us an email from the Contact Us page.

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Good-Win Racing BBB Business Review

REVIEWS

I red'all the parts in the order I placed and installed them in my car yesterday. I am beyond happy. The install went without a hitch. The results were fantastic. The new brakes track straight, make no noise, and stop the car authoritatively. The new rotors look pretty cool, which we all know isn't all that important, but having 6 women offer to bear your children, because your car looks SO cool is a good problem to have. Thank for great products and service.

-- Chaz C.

I received the Roadstersport II, and I wanted to compliment you guys on an awesome product. The Miata should have these on from the factory. They make a great sound, that is not obnoxious at all. The exhaust also installed seamlessly!!! I will buy all of my Miata stuff from you in the future. Thanks,

-- Nate

Your Mazda Product Videos!

If we use your video on the site, we will give you a $20 dollar gift certificate toward your next purchase.

    To Qualify:
  1. Post your video to YouTube.
  2. Include full product name and link to GWR website in video description.
  3. Contact us with the link.

$20 Good-Win
Gift Certificate