Infiniti Q50 14-20 Axle Back Exhaust Muffler Delete K20C1 Not for over 300 horsepower

Not for over 300 horsepower

Factory mounting points for coolant lines

O2 extension needed

This kit is available as a partial unit as you see here with the COP conversion board (Apollo Tuning)

The efficiency is much better using this method and users report greater boost stability and higher adjustment ranges

Infiniti Q50 14-20 Axle Back Exhaust Muffler Delete K20C1 Not for over 300 horsepowerMade of TIG welded stainless steel piping, this axle back exhaust directly bolts onto the OEM factory exhaust system. By removing the restrictive factory mufflers, the PLM axle back exhaust will give your Infiniti Q50 that sporty sound it deserves! Now available in blue or polished tips! Vehicle Fitment: Infiniti Q50 2014 2020 (all models) Key Features: Includes gaskets and hardware 2. 5" piping diameter 16 gauge stainless steel Mandrel bent piping 4.