down pipe

recently picked up a Emusa Automative downpipe on craigslist for 70 dollars its brand new now i have read that it will not bolt up correctly with some minor cutting it will bolt up. is that correct or is there no modification need. also how many o2 sensors should be on the PIPE i believe there...

Hey what's up guys, I used to have a 02 gti and I did some mild upgrades, but never got the full turbo back exhaust. I sold the gti and drove a wrx for a while and learned that those cars are tune sensitive to EVERYTHING. Like you are going to blow your motor if you put a dp on and don't tune...

Hey all I have a quick little question. I recently got a 42 DD race series Down Pipe. I installed it a little over 2 weeks ago. Recently while slowing down( not down shifting ) there is a little back-fire. nothing to loud but its still a nice little pop that you can hear with the windows up...

I just joined not to long ago. I just purchased my first VW. I currently own a MKIV gti 1.8 i wanted to get small stuff out of the way first and then start with the modding process. Now exhaust when i had my cavalier i had a custom exhaust done. Is it ok to get like the 2.5 to 3'' downpipe and...

i just got goapr.com ecu stage 1 for my gti mkv tsi...should i get intake and down pipe or is there something else i should get or get it from somewhere else for cheaper?