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You don't want to miss our annual

At Underdog Racing Development we want to thank all of the dedicated gearheads for another amazing year. As automotive enthusiasts we know that often times the things we really want can't fit under a tree or be successfully picked out by someone else.  After all our cars and trucks are very often expressions of our own personality and we want to pick every product that goes on it.  To say thanks to all of our customers for a great 2015 and for 11 years of business we invite you to take advantage of  12% off your entire order*  using coupon code  EOY15 during checkout .  The sale will only last from December 25 - December 31, 2015 so don't wait long to save on your next order.

We hope to see you on the trail or track soon!  KEEP WRENCHIN!



Check out our selection of Magnuson Superchargers*

We only have a few of TRD's discontinued superchargers left! *
UNDERDOG RACING DEVELOPMENT |   URDUSA.COM

* Not all products are included in the sale. Sale excludes superchargers and supercharger kits and other products. Products not included in the sale display full price in your shopping cart during checkout.  Sale prices good for online orders only.  COUPON CODE VALID 12/25/15 - 12/31/15.