986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post

alexc0814 · 02-12-2026, 08:51 AM

I really enjoy what I did which was remove the secondary cats with some random test pipes I got for like 90 bucks and do the fister mod where you weld a tube from the inlet to the outlet of your exhaust.

02-12-2026, 08:51 AM	#4
alexc0814 Registered User Join Date: Mar 2022 Posts: 114	I really enjoy what I did which was remove the secondary cats with some random test pipes I got for like 90 bucks and do the fister mod where you weld a tube from the inlet to the outlet of your exhaust.