Five small COBB parts under one hundred dollars each address specific failure points that turn into bigger, more expensive problems if left alone: an intercooler isolator bushing, a throttle body coupler, a…
COBB is known for the Accessport, exhausts, and turbo hardware, but the brand also makes a set of small, inexpensive parts that finish the details those bigger purchases skip entirely. A silicone…
Five Perrin parts under sixty dollars each clean up common annoyances on a WRX or STI without touching engine or suspension tuning: a battery tie down, a pulley cover, a trunk handle,…
Three parts under forty two dollars each measurably tighten up shift feel on a WRX or STI: a rear shifter bushing, a clutch delay valve delete, and a billet clutch fork pivot.…
Drivetrain slop on a WRX or STI comes from three specific places: soft rubber bushings in the rear differential mounts, play in the driveshaft carrier bearing setup, and flex in the diff…
Lowering a WRX or STI on springs pulls the front camber negative, shifts the front roll center, and throws the rear control arms out of their factory geometry, and a standard alignment…
A WRX or STI that feels completely sorted on the street can run into real trouble the first time it sees a track day. Sustained hard driving pushes cooling, braking, clutch engagement,…
Buying performance parts one at a time is the normal path for most builds, but COBB also sells a bundled option for the Subaru STI that packages three of its most popular…
The factory boost control system on a 2008-2012 Subaru WRX or Subaru STI was engineered for stock hardware and stock boost targets, and it starts showing its limits the moment a build…
Wheel studs are one of those parts that most owners never think about until a specific situation forces the question, adding wheel spacers, running wider wheels, or preparing for track or drag…
Shift feel on a 2015-2019 Subaru WRX suffers from two distinct kinds of slop, and most owners looking to fix it only address one before realizing the other is still there. The…
A stock brake pad on a modified Subaru WRX runs out of margin faster than most owners expect, especially once power, weight from added parts, or more aggressive driving enter the picture.…
The factory clutch on a Subaru STI has a reputation for being tougher than most people expect, and that reputation is largely earned. Owners regularly report holding well past 400 wheel torque…
Most STI builds never need to look past a Stage 1 or Stage 2 clutch. Once a build pushes into serious power territory, particularly with track or strip use in the mix,…
The factory shift linkage on a Subaru STI relies on a soft rubber bushing at the anchor point of the shifter assembly, and that bushing is one of the more overlooked sources…