IMPROVE YOUR TRUCK'S performance before you trailer to your next ride with Bully Dog's Triple Dog Gauge / Tuner. It manages engine performance, offering advanced programming and monitoring capabilities, including a vehicle engine tuner, function monitor, performance gauge and diagnostic device. Horsepower can be increased up to 25% with this tuner. With this gauge users can monitor operating conditions, like overheating, and automatically it shifts to the highest safe power level. Cost is $469.99. More info: 877-285-5936;
www.bullydog.com.