Invidia Q300 Cat Back Exhaust - Straight Cut Titanium Blue Tips - Subaru WRX/STI 11-21 FL5 The filter can be cleaned

The filter can be cleaned and re-used many times

All aftermarket intakes for 08+ Subarus require tuning

Our catalyst is also a very large diameter

✓ Preassembled 6AN PTFE fuel hose

Invidia Q300 Cat Back Exhaust - Straight Cut Titanium Blue Tips - Subaru WRX/STI 11-21 FL5 The filter can be cleanedINVIDIA Q300 CAT BACK EXHAUST Tuned Muffler For optimal flow and enhanced sound Invidia's Q300 tuned muffler systems provide a quieter exhaust sound than both the R400 and N1 Invidia Exhausts. While still keeping volumes in check, their high flow design ensures efficient exhaust flow for optimum engine performance and prevents sacrificing any increases to power or torque. The Q300 mufflers offer a rich, deep, sporty exhaust note which enhances the