BMR DSL111R Front Driveshaft Safety Loop (Red) for 15-23 Dodge Challenger & Charger 6.2L Hellcat (Auto Transmission). Protect your car with BMR Suspension’s Driveshaft Safety Loop, designed to comply with NHRA safety rules and safeguard your driveshaft in the event of a failure. Ideal for drag racing, street performance, and top-speed applications.