Add to cart Sour Diesel CBD Terpenes Vape Pen – Broad Spectrum CBD $19.99 Our sour diesel terpenes combined with a broad spectrum CBD make the best and the most active Sour diesel vape pen. The terpenes contribute to a special scent that most plants, fruits and species possess that can be released as a defense mechanism. Drawing the predators away from the body is the main ambition. But little did that do in keeping humans away. Most people crave this scent and want it to be an ingredient inside the vapes. Terpenes containing CBD products are gaining popularity owing to the relaxing scent that it gives out. In addition to that, terpenes are considered to be a major contributor to the CBD effects on the body.