which downpipe?
#3
#6
MAP; half the weight of AMS' plus divorced wastegate design.
https://www.evolutionm.net/forums/ev...ven-gains.html
https://www.evolutionm.net/forums/ev...ven-gains.html
#7
well, how much work you wanting to do? an O2 eliminator like those mentioned can take at least 4hrs (most of the time more) to swap. if your looking for less time, remove 4 bolts (2 on O2 housing and 2 on PRE cat) in about maybe 30 minutes and that is with letting PB blaster soak. then you would want just a Dp. I just did the MAP O2 eliminator recirc and it took me 7.5 hrs, and that was with a lift. All depends on how much work you wanna do. If your paying to have it done.... your choice. The MAP one is a good price.
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#10
Ams
The AMS DP upper section, where it mates with the turbo, is cast as a single piece with no welds. This has two benefits: (1) more durable against cracking during daily heat cycles; (2) smooth transition from turbo to exhaust with no angles and joints. It bolts up tight against the turbo and does not need the donut washer and spring loaded bolts, but it has a large flex section to allow engine movement independent from the rest of the exhaust.
#14
Don't know of any of the "welded" good quality DP Cracking in the first year.
Ebay products, probably..... MAP, ETS probably not. I have the MAP and no cracks. "IF" the event that they do crack, (ETS, MAP) and you are the original owner. they will fix it or replace it in the first year.
OP you can't go wrong with either AMS, ETS, or MAP..... all awesome quality that have not just been fabricated but tested to make sure you get the most out of their respective product. unlike some that just make parts with no testing. GL on your purchase, enjoy which ever you get.
Last edited by armysoldier1073; Apr 4, 2011 at 05:29 PM.