Limited or LockedAuburn Gear's ECTED Locking Differential functions as a limited-slip and a locked differential--choose the mode with a dash-mounted switch. ECTED is available for Dana 30 and 35 axles. Auburn Gear, 400 E. Auburn Dr., Auburn, IN 46706, 260/925-3200; www.auburngear.com.
Just Get CloseThe Swinger Hitch from C&G Products is designed to make hooking up a lot less stressful. Swing the hitch out to the side of your truck, where you can see the hitch ball, and position it under the trailer tongue. Then push the trailer into the locking position or drive ahead two feet, then back straight up and the hitch will close automatically. C&G Products, 1201 Gold Course Road, Suite 1202, Monticello, MN 55362, 888/462-1212; www.swingerhitch.com.
Hot & Bothered?Banks' Techni-Cooler charge-air cooler assembly for Ford Power Strokes replaces the restrictive stock system. Huge 3.5-inch boost tubes and a unique tube-and-fin intercooler design work with Banks's High-Ram inlet casting to pack more cool air into the engine for improved combustion and power while helping minimize exhaust-gas temperature. Banks Power, 546 S. Duggan Ave., Azusa, CA 91702, 626/969-9600; www.bankspower.com.
Complete Kitchen To GoWhen closed, Cook's Ultimate BBQ Kitchen may look like a toolbox, but it opens to reveal a 90,000-btu propane stove, grill and griddle, microwave oven, mini-fridge, and even a kitchen sink. It can slide off your truck onto a rolling docking station for total portability. Cook Industries, P.O. Box 21170, Carson City, NV 89721, 877/577-2665; www.cookind.com.
Ergonomic & AttractiveSmittybilt's Auto Desk fits between a truck's center console and the passenger seat, so you can work on the road without being a contortionist. The wood top includes a clipboard-style paper holder, and the base has a leather outer to blend with a truck's interior. Smittybilt Automotive, 1550 Magnolia Ave., Ste. 101, Corona, CA 92879, 888/717-6170; www.gosmitty.com.
Power, Towing, or Mileage?Reprogram your Duramax in 10 minutes with the Fast-Flash Power Programmer from Fuel Air Spark Technology. The programmer saves the factory settings and lets you tune for power, towing, or fuel economy. FAST, 3400 Democrat Road, Memphis, TN 38118, 901/260-3278; www.fuelairspark.com.