Invidia Downpipe Catless w/ O2 Bungs WRX (2008-2014) STI (2008-2018) Acura ensuring a dimensionally perfect castings

ensuring a dimensionally perfect castings with an amazing surface finish

and engine control unit

Phenolic Spacers

Infiniti G35 Sedan 2007-2008

eliminating all driveline slop and that annoying thud from first to second gear

Invidia Downpipe Catless w/ O2 Bungs WRX (2008-2014) STI (2008-2018) Acura ensuring a dimensionally perfect castingsInvidia offers both catted and catless divorced style downpipes for the 2008 2014 WRX and 2008 2018 STI that are designed with a separator plate between the turbine and wastegate exhaust streams. Divorced style downpipes reduce exhaust turbulence for exceptional exhaust flow and performance. Every Invidia downpipe features 3" diameter stainless steel piping, 1 2" thick flanges, and a cast upper mouth section. Please note that without engine management