This will improve the throttle response and acceleration in naturally-aspirated cars. The same reaction will be found in cars with forced induction with the addition of less turbo lag or supercharger response. Cat-Back exhaust systems are the most popular, coveted, and sought-after modification that enthusiasts will initially perform because of the main reason, and that is the sound. All of the brands we carry offer exhaust systems that are the result of decades of research and development.
Next we have the option we refer to as the Cat-back system (sometimes also known as "with Front Pipe" exhaust). One of the most noticeable changes after installing a cat-back exhaust system is the sound. The exhaust note becomes deeper and more pronounced, giving your vehicle a more aggressive tone. The specific sound varies depending on the muffler and pipe design, allowing drivers to choose a system that matches their preference for loudness and pitch.
Each cat-back exhaust system is made from high quality components and assembly so you can get the performance you want at a price you can afford with the assurance you need. Please note Quad Tips are available with optional Carbon RR Racing Tips! (see photo of our new tips in the image library for this product)This is our signature full cat-back exhaust system for Lexus ISF.
To maintain catalyst efficiency, the air–fuel ratio must stay close to stoichiometric and not remain rich or lean for too long. All of Milltek's performance exhaust systems are manufactured from T304L stainless-steel