Restore Your V8 Muscle Car's True Roar and Performance Is your Dodge or Chrysler experiencing annoying exhaust rattles, a stubborn Check Engine Light (CEL), or sluggish acceleration due to a stuck active exhaust valve? The [Brand] 68505881AA Active Exhaust Valve Actuator Assembly is your ultimate bolt-on solution. Engineered specifically for 5.7L, 6.2L, and 6.4L Hemi V8 engines, this direct replacement part restores the smooth opening and closing of your exhaust flaps, giving you back control over your vehicle's performance and signature exhaust note. Key Benefits & Upgrades: Complete Assembly: Unlike partial fixes, our actuator comes as a full assembly including the critical internal tension spring. No need to salvage old, worn-out parts. High-Temperature Resilience: Muscle car exhausts run incredibly hot. Our upgraded internal motor and premium housing are designed to withstand extreme thermal stress, preventing the electronic failures common in OEM units. Left & Right Compatibility: Symmetrically designed to fit perfectly on both the driver side (left) and passenger side (right) of the active exhaust tailpipe. True Plug-and-Play: Features a factory-style electrical connector. No wire splicing, no cutting, and no special programming required. Strict OE Fitment & Interchange Part Numbers: Directly replaces the following OEM part numbers: 68505881AA, 68420674AA, 68239269AB, 68239269AC, 68239269AD, 68239269AE, 68239269AF, 68239269AG. Vehicle Compatibility List: 2015-2023 Dodge Challenger (Fits R/T, Scat Pack, SRT Hellcat, SRT Demon with 5.7L / 6.2L / 6.4L V8) 2015-2023 Dodge Charger (Fits R/T, Scat Pack, SRT Hellcat with 5.7L / 6.2L / 6.4L V8) 2015-2020 Chrysler 300 / 300C (Fits 6.4L V8 high-performance trims) Please verify your vehicle's year, make, model, engine size, and original part number before purchasing to ensure 100% fitment.