Invidia Q300 Cat Back Exhaust O2 Housings/Dump Pipes This cat back exhaust system

This cat back exhaust system is constructed of 3" to 2-1/2" mandrel-bent

Rounded Deep Open Pleats:

Since there was still more space here

and a sweeping LED "needle" that lines the edge and moves as oil pressure changes from 0 to 100

Invidia Q300 Cat Back Exhaust O2 Housings/Dump Pipes This cat back exhaust systemINVIDIA 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