Heat shield sleeves can not only keep components cool, but also keep your moving! Shielding fuel lines can prevent vapor lock and cavitation. Shielding AC lines can help to keep your drive more enjoyable even in the hottest summer months. Shielding critical wire harnesses can prevent them from premature failure, even protect them in case of a vehicle fire! Keep the oil flowing into your transmission or turbo oil line by shielding it from heat. Use the application guide below to help you select the right heat shield sleeve for you.