STak 4x4, maker of the three-speed Monster box transfer case, is now offering the replace-A-Case housing for the Dana 300 transfer case. This cast- and achined-aluminum case lets you flip a Dana 300 into a driver-side-drop transfer case. The replace-A-Case includes the new case housing, shift forks, shift rods, and all shifter detent components. it will also accommodate all aftermarket components for the Dana 300 such as the lower gearsets and heavy-duty outputs. This case can be used as a passenger-side drop as well and will increase the case strength over stock. Information: STak 4x4 inc., 915.584.2400, www.stak4x4.com
Superlift has addressed the issue of caster change during travel with a new fourlink front suspension for '05-'07 Ford Super Dutys. This kit comes with adjustable lower rockrunner links that allow you to fine tune the caster depending on whether you choose a 4-, 6-, or 8-inch suspension system. Each link is made of 2-inch 0.188-wall tubing and 1.4-inch plate with the factory rubber bushings at the axle and urethane bushings at the frame. Information: Superlift Suspension Systems, 800.551.4955, www.superlift.com
With a couple million years of winch manufacturing under its belt, Warn industries has struck out onto a new trail exploring the world of air compressors. Whether you are airing up a mattress or running power tools, Warn has three versions of Warn Air-power available. The 2.5-cfm SpC, the 10-cfm Spi, and the monster 20-cfm VTC all use oil-less pumps and DC power so they can turn your truck into a mobile tire-filling station. information: Warn, 800.910.1122, www.warn.com
Someone was going to have to do it, and JT's parts & Accessories now has 3.42 ringand- pinion sets available for late-model Dodge and GM AAM axles. Too often you run out of rpm range in your diesel sled puller before you run out of power to push it. Using the (numerically lower) 3.42 ratio, you'll be able to drop your rpm at cruising speeds and therefore improve your fuel economy. Information: JT's parts & Accessories, 866.349.6801, www.ringpinion.biz
Looking for some more flow and growl from your '07 Tundra? Doug Thorley has Tri-y headers for the new Toyota 5.7l with a claimed 45 additional mid-range horsepower for added towing and street driving performance. They are also 50-state legal and available with ceramic coating. Information: Doug Thorley Headers, 800.347.8664, www.dougthorleyheaders.com