STi Mods Blog

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Perrin Differential Cover

There are times (probably many) where your 2004-2015 STi covers your tail. And, there are times when it’s overworked. So, why not return the favor by covering its tail and rewarding it? A differential...

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2015 STi Stiff Shifter Kit – Perrin

Sure, tax can be brass. But, is the bushing of your 2015 WRX/STi brass? It could be. And besides, you should have an aftermarket bushing anyway! This is regardless of having the newest model...

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2015 STi AEM Red Front Strut Tower Bar

We know that your 2015 Subaru WRX/STi likes to, how would we say in the 90’s, “Move it, Move it.” But, as much as your WRX/STi is the newest model that’s currently available, the...

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STi Maintenance Schedule

You know the phrase “If it ain’t broke, don’t fix it”? Well, that saying, of course, has no place here. As you know, as time passes, your STi needs to be serviced. Keeping an...

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How To Install STi Cat-Back Exhaust

An aftermarket single tip cat-back exhaust system is great to have, knowing that the stock exhaust on your STi there offers average performance. But, why not have an aftermarket double tip cat-back exhaust system?...