Diesel Boxer Trunks

Diesel boxers combine this classic underwear style with timeless designer aesthetics and quality, creating a true ‘best of both worlds’ collection right here at UnderU. Diesel underwear is well known for its application of fresh, on-trend style across its entire range, featuring the same attention to detail as the mainline clothing collections. Whether you’re looking for a relaxed and stylish pair of Diesel boxer shorts or something more classic like our Diesel men’s briefs, our collection has the style choice to suit your preferences. Our Diesel boxers and Diesel trunks are available to buy in single, twinpack or 3-pack varieties, all featuring a sophisticated branded waistband for standout style all year-round.

26 Items
Refine Selection
View 26 products ›
  • Shop By Price
26 Items


Shop the full range of Diesel boxers here at UnderU today and enjoy an extensive choice of vibrant, vivid colours, unique and exclusive patterns and, of course, the iconic logo detailing from the Diesel brand. Diesel boxers are well known and appreciated by men across the world for their superior comfort, support and standout styles.

Diesel Trunks

At UnderU we are proud to have a wide selection of Diesel underwear available including sleek Diesel boxer trunks, boxer shorts and Diesel men’s briefs, all of which are available in a variety of bright colours and innovative styles. Our Diesel trunks, briefs and boxers come in single, twinpack and multipack options, ideal for effortlessly updating your own underwear drawer or for finding great men’s designer gift ideas. Choose from classic colours like white and black or go bold with our range of vibrant brights, patterns and prints; Diesel caters to all tastes and personalities with each and every new collection.

In addition to the many stylish prints and designs on offer in our latest Diesel men’s underwear collection, all of our Diesel boxers come complete with the classic branded waistband in contrasting colours for that timeless masculine look. Whether you’re upgrading your own underwear drawer or if you’re on the hunt for some great men’s designer gift ideas, the UnderU Diesel boxer shorts collection is the perfect place to find it.