Capit Performance tire warmers feature a self-adjusting temperature control system designed to maintain warmer temperatures precisely, are waterproof and have silicon-based cables that function in all climates. Available in black, blue or red (other colors available through custom-order) the warmers come with a three-year guarantee. Suggested retail starts at $420, from dealers. For more information, contact TAW Performance LLC., Dept. RW, 21881 8th Street East, Sonoma, CA 95476, (707) 934-5202, www.tawperformance.com.