Fits: 2007 thru 2014 Chevy Silverado/GMC Sierra 2500HD/3500HD LBZ/LMM/LML Duramax Diesel

Diode Dynamics has long been the leader in LED headlight bulbs, using cutting-edge technology to improve performance. Now, with advancements in technology, Diode is proud to present the new SL2 and SL2 Pro LED headlight bulbs! These bulbs are specifically designed to replace your GMC Sierra 3500's headlight bulbs, with a compact package that delivers a significant increase in brightness. Featuring Next-Generation TST Technology, the SL2 Pro utilizes unique thermal separation technology that allows for higher power levels and focused light distribution. With Optimized Optical Focus, these bulbs are engineered to provide the same precise beam pattern as your original Sierra 3500 bulb, while also increasing total output. Unlike other LED bulbs on the market that sacrifice focus for brightness, the SL2 and SL2 Pro are carefully crafted to deliver a smooth and comfortable beam pattern while still providing a boost in brightness. Upgrade your headlights to the next level with Diode Dynamics' SL2 and SL2 Pro LED headlight bulbs.