Wiring jobs don't wait for second chances, and neither should your connections. The 4 AWG 3/8" Stud Seamless Tubular Copper Lug (5-Pack) from United Pacific Industries delivers confidence every time you crimp. Built to fit 4 AWG cables and 3/8" studs, these seamless tubular copper blend lugs mean no more fussing with fragile or unreliable terminals—just a clean, solid connection that lasts. Whether you're tackling an automotive overhaul, a custom electrical project, or keeping a few spares in your toolbox for the next upgrade, this 5-pack sets you up for uninterrupted power and peace of mind. The seamless design ensures a snug fit and reduces risk of corrosion, while the copper blend maximizes conductivity without compromise. No fancy tools or tricks required—just straightforward performance and the kind of durability you expect from United Pacific Industries. So go ahead, wire up your ride, your boat, or your next big idea with the 4 AWG 3/8" Stud Seamless Tubular Copper Lug (5-Pack). It's the practical, professional-ready choice for anyone who takes their connections seriously.
TruckAC+ is your direct source for Heavy-Duty Parts on Truck, Bus, and Off-Road Equipment applications. We offer brand specific products, backed by a manufacturer’s warranty, competitive pricing, and guaranteed same day shipping. TruckAC+ product offerings include Red Dot A/C and Heat units, OEM Sanden A/C Compressors, Blower Motors, Condensers, Evaporators, Expansion Valves, A/C Fittings, Heater Cores, Receiver Driers, Sensors, Turbochargers, Hydraulic Hose/Fittings, APU Parts and more!
Our website is simple to navigate; you can shop by the OE number and/or product to complete your order within minutes. For assistance with an order, please contact our Customer Service team. Customer Service Representatives are available Monday – Friday 8am - 5pm (CST) by email at customerservice@truckac.com, or phone at 1-844-878-2522.
