Part #: SPF3098K. Components per product: 4B, 2T, 1IS. After fitting, axle alignment is necessary. Fitment has some difficulty and is for the rear position. It takes about 2.5 hours to fit.

These high - performance rear trailing arm bushings are for your Subaru WRX or STI from 2008 to 2021. When you're installing them, remember that you'll need to align the axle after fitting. The installation might be a bit tricky, and it'll take around 2.5 hours. Make sure you set aside enough time. For maintenance, regularly check the bushings for any signs of wear or damage. If you notice anything unusual, it's a good idea to get them inspected by a professional.