The Milltek Exhaust Back Box Delete boosts your performance car with improved sound quality, better performance, and reduced weight. This upgrade involves removing the existing rear silencer, which enhances airflow and decreases exhaust back pressure, allowing for more efficient engine operation and potentially increasing power output.Here's what the Milltek Exhaust Back Box Delete brings to your vehicle:Aggressive Sound Profile: A Milltek Exhaust Back Box Delete is used to modify the existing exhaust system, amplifying the sound profile and performance like Milltek's Race or Predator systems. Removing the back box, significantly increases the exhaust's volume and aggression, transforming your car's exhaust sound into a deeper, more pronounced rumble, particularly noticeable during high revs and a similar auditory experience akin to more extreme system setups, without the need to replace the entire system.Performance Enhancement: With the back box removed, your engine faces less exhaus