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Known as a velocity stack, these trumpet shaped add-ons help draw air into the engine. While some may use velocity stacks in their streetcars they are commonly used for racing applications due to their distinctively loud noise. Stacks along with individual throttle bodies cannot be matched in terms of responsiveness.

  • 100% soft ring-spun cotton (heather colors contain 10% polyester), 4.3 oz
  • Shoulder to shoulder taping to maintain shape
  • Limited print run
  • Silk-screen printed graphic & care tag
  • Made & printed in the USA
  • Fits slim

Wide Open Shirt


Known as a velocity stack, these trumpet shaped add-ons help draw air into the engine. While some may use velocity stacks in their streetcars they are commonly used for racing applications due to their distinctively loud noise. Stacks along with individual throttle bodies cannot be matched in terms of responsiveness.

  • 100% soft ring-spun cotton (heather colors contain 10% polyester), 4.3 oz
  • Shoulder to shoulder taping to maintain shape
  • Limited print run
  • Silk-screen printed graphic & care tag
  • Made & printed in the USA
  • Fits slim

  • Sizing

    Measurements based on unwashed garmets, sizes may vary. Garmets will shrink! Please review the chart carefully to ensure an appropriate fit.

    Wide Open Shirt Wide Open Shirt
  • Shipping

    Estimated to arrive July 29 - August 2 based on your location (United States).

    Shipped by CanadaPost Parcel. Tracking will be provided for most orders - please view our shipping page for more details.

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