Engine Modifications

From SubiWiki

Walk-through's, how-to's, tips & tricks related to engine modifications, including intake, turbo, exhaust, block & heads, ECU, etc. Start with the easy stuff first


Contents

The Path to Power

Recommended path to increasing the power of the Subaru power plant. What to do first, what gives you the most bang for buck, etc.

Data Logging

What is it, what do you need, how do you do it, ... and now that you've got the data, what does it all mean?!?

Intake

Panel filter, cold air intake, silencer removal, Big MAF, inlet hose, etc

Exhaust

Up pipe, down pipe, cross pipe, Y-pipe, hemp pipe (ok, I made that up), cat back, turbo back, high flow cat (what's with all the kittens anyway), mufflers, tips, single vs dual, sound clips, etc, etc, etc

ECU

Cobb Access Port

What the heck is Stage 2 anyway?? Check here to find out.

ECUTek

Turbo

TMIC, FMIC, turbo replacement options (and their associated impact to <intercooler, injectors, fuel pump, etc>, performance, lag (include those OMGWTFBBQ wavey curvy turbo charts)), etc

Block & Heads

Engine builders, useful and not so useful mods to the heads & block (if you want to get really serious about modding your Legacy)

Miscellaneous

Includes topics such as pulleys, spark plugs, spark plug wires, injectors, etc.