Long Nights Ahead. Are your Headlights Ready?

Fall is the perfect time to prepare for longer nights ahead. There's a good chance that you will be using your headlights more often during your commute to and/or from work, school, or just taking care of errands. When you switch the headlights on, you want to be confident that they are capable of providing you and other drivers the highest level of safety.

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R6 Design and Performace Shows The Potential of LED Technology

R6 Design and Performace Shows The Potential of LED Technology

The R6 is our latest generation LED bulb!  It builds on the solid foundation of the R4 and adds 2 more banks of LEDs for a total of 4!
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How to get a

How to get a "Factory Look" with R4 LED bulbs and E36 Foglights?

One of our valued customers, Joe H., created this awesome write-up on installing our R4 bulbs into E36 Fog Lights.  Joe definitely went all out with this and it shows in the end product.  You get a clean OEM look with modern lighting technology!  
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Welcome To Shadowline Motorsport

Welcome To Shadowline Motorsport

Our goal is to offer products that fulfill your purpose and goals of your daily driver, show car, or track vehicle.  Every product we offer is installed and tested on our personal vehicles for extended periods.  We then monitor and evaluate a number of key factors before we decide it is something we are confident making available to you.  
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