Westby Racing’s Mathew Scholtz Finishes Just Off The Podium In Sunday’s Superbike Race At Ridge Motorsports Park

After finishing fifth in Saturday’s Superbike race at Ridge Motorsports Park, Westby Racing’s Mathew Scholtz improved...

Westby Racing Finishes 5th in Superbike and 12th In Junior Cup On Saturday At Ridge Motorsports Park

With air temperatures approaching 100 degrees on Saturday at Ridge Motorsports Park, the Westby Racing team battled t...

Westby Racing’s Mathew Scholtz Notches His Fifth Podium Result In Six Races

After finishing sixth in Saturday’s Superbike race at Road America, Westby Racing’s Mathew Scholtz bounced back with ...

Westby Racing Finishes 6th in Superbike and 14th In Junior Cup On Saturday At Road America

Saturday was one of the tougher days that Westby Racing has had in its many visits to Road America over the years. Su...

Superbike Points Leader Scholtz Is Raring To Put Two In The Win Column At Road America

Round three of the 2021 MotoAmerica AMA/FIM North American Road Racing Championship starts this Friday at Road Ameri...

Scholtz And Westby Racing Leave VIR With The Superbike Points Lead In Hand

With two rounds and four races completed in the 2021 MotoAmerica Superbike Championship, Westby Racing’s Mathew Schol...

Superbike Championship Leader Scholtz’s Saturday Runner-Up Finish In Virginia Extends His Points Lead

To win a motorcycle road racing championship, consistently finishing on the podium is critical. And, on Saturday at V...

Superbike Championship Leader Scholtz Is Ready To Press His Advantage This Weekend In Virginia

Round two of the 2021 MotoAmerica AMA/FIM North American Road Racing Championship starts this Friday at VIRginia Inte...

A One And A Two For Superbike Championship Leader Scholtz At Michelin Raceway Road Atlanta

Following up his season-opening MotoAmerica Superbike race win on Saturday at Michelin Raceway Road Atlanta, West Rac...

Scholtz Strikes Gold, Wins Saturday’s Superbike Race At Michelin Raceway Road Atlanta; Roach Finishes Eighth In Junior Cup

Just a little more than six months after suffering serious injuries to his right leg in a crash at Indianapolis Mo...

Westby Racing Teams Up With JR12 Racing And Rider Jack Roach For 2021 MotoAmerica Junior Cup Championship

Westby Racing is proud to announce that they have entered into an agreement with JR12 Racing and 17-year-old rider ...

Westby Racing’s Mathew Scholtz Is Fourth-Quickest Superbike Rider At MotoAmerica Dunlop Official Preseason Test

Back to 100% fitness after being injured in a crash last year at Indianapolis Motor Speedway, Mathew Scholtz came in...
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.


Shopping Cart

Your cart is currently empty.
Shop now

Race series product restriction and affirmation


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


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.