Premium quality

Aesthetically pleasing

Leak and hassle free

Compatible with multiple fluid types

Easy to install

Built Bottom End Performance fittings are made using the highest quality 6061 Aluminum and state of the art manufacturing methods. The black hard anodized coating is sure to hold up to any conditions, from street builds to fully built track cars, and will be the centerpiece of your build.

These fittings allow you to take your build to the next level and add an element of ease during assembly. By eliminating the need for barbed fittings and worm-gear hose clamps, the -AN fittings use strong mechanical coupling methods to provide trustworthy seals that will last a lifetime. The simple design allows for a cost-effective and robust final product, while remaining compatible with a multitude of fluids, including oil, transmission fluid, coolant, water, methanol, nitrous, and more.

Built Bottom End Performance believes your build deserves the highest quality AN fittings equipped to carry vital fluids from point A to point B. This includes a wide variety of fluids found in any build from tame daily drivers to fire-breathing track monsters. The quality materials used to build the AN fittings ensure high performance in any environment while in enhancing the visual appeal.