Subaru Enthusiasts Car Club of the Sierras - View Single Post

renoguy20 · 2005-07-24, 11:55 AM

I agree, the Perrin exhaust is loud, but I like it! This is my first 5spd hearing the rpms really helps out. I did notice the my engine has more vacuum on decelleration and at idle (it used to be @ -.5 now its half between -.5 and -.1 ).
The 3in piping really helps the engine breath.

2005-07-24, 11:55 AM	#16
renoguy20 EJ18 Join Date: May 2005 Location: Reno Posts: 75 Car: 2005, Subaru Impreza WRX Wagon	The sound I agree, the Perrin exhaust is loud, but I like it! This is my first 5spd hearing the rpms really helps out. I did notice the my engine has more vacuum on decelleration and at idle (it used to be @ -.5 now its half between -.5 and -.1 ). The 3in piping really helps the engine breath.