Up Pipe Question
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Joined: May 2009
Posts: 519
From: Downtown San Jose, CA
Car Info: 2002 Subaru WRX Sedan
Registered User
iTrader: (13)
Joined: Nov 2009
Posts: 1,035
From: Sunnyvale, CA
Car Info: 02 WRX Wagon
-Any OEM 06-07 up-pipe will be fine, they are catless.
-Any aftermarket pipe will be ok, some have a flex section and some dont. Flex section makes install a little easier but they are more prone to failure.
-Make sure you deal with the EGT sensor. Either re-install it, do the 2.2ohm resistor mod, or deactivate the CEL code with a tuning device. If you don't re-install the sensor then make sure the hole is plugged and the plug is well sealed in place. Mine rattled out because there was no lock washer on it.
I recently swapped my up-pipe by myself in my driveway. Take the advice that I didn't: have a shop do the job. It will take a shop ~2hours to do the swap, the average time it took forum members to do it in their driveway varies from 6 hrs -2 days depending on their skill. Took me about 8 hours but I had to do it over two days because I stripped a few studs and the dealership parts department was closed.
It's not a difficult job by any means but all the bolts are in awkward or hard to reach locations. You will most likely end up having to back-track through the job and waste time re-doing something because none of the DIY's are 100% clear.
Buy whatever catless up-pipe you can find cheapest, you should be able to find something in the $50 range. Then pay a shop the $200 to get it installed.
-Any aftermarket pipe will be ok, some have a flex section and some dont. Flex section makes install a little easier but they are more prone to failure.
-Make sure you deal with the EGT sensor. Either re-install it, do the 2.2ohm resistor mod, or deactivate the CEL code with a tuning device. If you don't re-install the sensor then make sure the hole is plugged and the plug is well sealed in place. Mine rattled out because there was no lock washer on it.
I recently swapped my up-pipe by myself in my driveway. Take the advice that I didn't: have a shop do the job. It will take a shop ~2hours to do the swap, the average time it took forum members to do it in their driveway varies from 6 hrs -2 days depending on their skill. Took me about 8 hours but I had to do it over two days because I stripped a few studs and the dealership parts department was closed.
It's not a difficult job by any means but all the bolts are in awkward or hard to reach locations. You will most likely end up having to back-track through the job and waste time re-doing something because none of the DIY's are 100% clear.
Buy whatever catless up-pipe you can find cheapest, you should be able to find something in the $50 range. Then pay a shop the $200 to get it installed.
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