- $15.00Formula-J87 Conversion Wire Harness 9003 H4 HB2 to 9006 HB4 Low Beam 9005 HB3 High Beam Headlight Adapter Bulb Lamp Male Female Ceramic Socket Plug Connector (Pack of 2)Amazon
- $19.99High Conversions Formula For JVZoo Sellers 100% works!Udemy
- $14.66School Handy Guide To Units Conversion Reference Tables Formula Educational Aid Cheat Sheet 12x18 Inches PosterEtsy