HKS Super Turbo Muffler Titanium Cat Back Exhaust Subaru WRX / STI 2015-2021 | 31029-AF013V

This HKS Super Turbo Muffler Titanium Cat Back Exhaust is a perfect fit for 2015 - 2021 Subaru WRX and STI models. It offers multiple benefits. First, it significantly improves exhaust flow, reducing turbo lag. This results in more power, better performance, and enhanced low - end torque. Made from Titanium (TP270), it's lightweight. The tip diameter is 3.54 inches and the main tip diameter is 2.36 inches. The sound profile is VAB:85dB (70dB) / VAG:81dB(57dB). It cuts the weight from 51lbs to just 29lbs (13.4kg), about 50% of the existing SUS STM, without sacrificing performance. When you step on the accelerator, you'll enjoy a dry sporty exhaust sound inside your vehicle.

Using this HKS exhaust is easy. Just have it installed by a professional mechanic following the provided instructions. When you drive, you'll immediately notice the improved performance. As for maintenance, regularly check the exhaust for any signs of damage or loose parts. Clean it with a mild soap and water solution to keep it looking good. Avoid using abrasive cleaners that could scratch the titanium surface. If you notice any unusual noises or performance issues, get it checked out right away.