Home / Retail Showroom / Boss Plow Parts / 4GA Power/Ground Extension Kit 90 in. 4GA Power/Ground Extension Kit 90 in. 4GA Power/Ground Extension Kit is an OEM cable from Boss and used as an option to replace the shorter power and ground wiring for larger vehicles. BOSS #MSC13171 Categories: Boss Plow Parts, Retail Showroom Product ID: 4269 Related products 3 1/8in Shackle Strap 115208 Buy now U-Bolt Plate For 3in Round Axles 9/16in U-bolts 117521 Buy now CASTLE® DOUBLE DRY™ Buy now CASTLE® DOT 3 BRAKE FLUID Buy now