I Tested the 3157K vs 3157 Bulb: Here’s the Real Difference I Discovered
When I first encountered the terms “3157K” and “3157 bulb,” I realized how often people confuse the two or use them interchangeably without truly understanding the difference. As someone who’s passionate about automotive lighting and the nuances that can impact both performance and aesthetics, I found it fascinating to explore what sets these bulbs apart….
