You may have heard our KnuKonceptz Kolossus power wire described as “marine grade.” At first, that might seem unnecessary for a car audio system — after all, most installations aren’t powering a 2,000-watt boat stereo. But “marine grade” refers to a critical advantage in the cable’s construction: protection against oxidation. Marine-grade battery cable is a…

KnuKonceptz has paired up with FedEx to offer expedited shipping and a painless customs expirience for our customers up north! Even better news, shipping rates on average decreased by 25%. Getting your shipping quote is painless too! Simply add items to your cart, update your country and province information and review the rate. KnuKonceptz handles…

Now shipping Kolossus 4 Gauge and Kolossus 0 Gauge amp kits with your choice of power wire. This option is available on the following models: KOL-AK4 and KOL-AK4-4 This is a Limited Time Offer!

Brighten your install with KnuKonceptz Kandy Battery Kable. Available in Neon Blue, Green, and Purple. Select from Oxygen Free Copper (Kolossus) or our Copper Clad Aluminum series (KCA) Shop for OFC or CCA