Holiday Closure Announcement (Click for Details)

Loading...

Health Issues Lead To Dissolution Of Westby Racing

Citing personal health issues, Tryg Westby, owner of Westby Racing, has made the difficult decision to dissolve the t...

Mathew Scholtz Finishes Fourth In The 2023 MotoAmerica Superbike Championship

The 2023 MotoAmerica Superbike Championship wrapped up on Sunday at New Jersey Motorsports Park with Westby Racing’s ...

Westby Racing Takes The Fifth On A Challenging Weekend In Texas

Coming into round eight of the 2023 MotoAmerica Superbike Championship, Westby Racing had high hopes for another stel...

Mathew Scholtz Wraps Up The Weekend At Pitt Race With A Runner-Up Result

The final day of MotoAmerica Superbikes at Pittsburgh was a very good one for Mathew Scholtz and his Westby Racing te...

Chalk Up Another Superbike Podium Finish For Westby Racing’s Mathew Scholtz At Pitt Race

Westby Racing’s Mathew Scholtz made an evasive maneuver in Saturday’s Superbike race one at Brainerd International Ra...

Westby Racing’s Mathew Scholtz Returns To The Podium On Sunday At Brainerd

Mathew Scholtz and the Westby Racing team overcame a stroke of bad luck in Saturday’s MotoAmerica Superbike race one...

Chain Reaction Takes Mathew Scholtz And His Westby Racing Yamaha Out Of Superbike Race One At Brainerd

Westby Racing’s Mathew Scholtz made an evasive maneuver in Saturday’s Superbike race one at Brainerd International Ra...

Westby Racing Has An Adversity-Filled Weekend At WeatherTech Raceway Laguna Seca

Mathew Scholtz and the Westby Racing team wrapped up the two-round West Coast swing in the 2023 MotoAmerica Superbik...

Westby Racing’s Ridge Weekend Ends Early

Hopes and expectations were high on Sunday morning for Mathew Scholtz and the Westby Racing team after Mathew finishe...

Mathew Scholtz Is Runner-Up In Superbike Race One At Ridge Motorsports Park

Westby Racing’s Mathew Scholtz has never finished outside the top five at Ridge Motorsports Park. And now, he can add...

Mathew Scholtz And Westby Racing Endure A Difficult Weekend At Road America

Round three of the 2023 Medallia Superbike Championship took place at Road America, and “America’s National Park of S...

Mathew Scholtz Is Runner-Up In MotoAmerica Superbike Race Two At Barber Motorsports Park

On Sunday at Barber Motorsports Park, Mathew Scholtz, rider of the #11 Westby Racing Yamaha YZF-R1 Superbike, showed ...
Close (esc)

Free Shipping

Free Ground Shipping on Web Orders over $75.00

*48 Contiguous States

Age verification

By clicking enter you are verifying that you are old enough to consume alcohol.

Search

Shopping Cart

Your cart is currently empty.
Shop now

Race series product restriction and affirmation

Warning:

The RACE SERIES product you are purchasing removes, renders inoperative, or bypasses required elements of the emission control systems of EPA, certified motorcycles of motorcyle engines and may only be installed on motorcycles that are restricted to closed course competition. Installation of this product on a motorcyle that is ridden on a public street, highway, or public lands violates the tampering and defeat device provisions of the Clean Air Act & 203(a)(3)(A) and/or & 203(a)(3)(B) and may subject you to a civil penalty of up to $37,000.

Information (Enter as Applicable)

Race Information

Rider/Purchaser Information

Affirmation

By clicking below, I affirm:
  1. that i have read the above warning;
  2. that any information I have entered is accurate; and
  3. that any motorcycle on which I install the RACE SERIES product will be restricted to closed course competition and will not be ridden on any public street, highway or public lands.