H&R Sport Springs STI (2008-2014) Variations:H&R Sport Springs STI Sedan (2011-2014) no matter what you call

no matter what you call them they do just one thing

RaceComp Engineering Yellow spring rates are an aggressive 350 lbs/in front and 330 lbs/in rear that match the new OEM valving on the 2015+ WRX

hard anodizing builds up a hardened layer over the base material to help prevent wear

This Rally Armor urethane (UR) mud flaps for the 2010-2013 Mazda3 and MazdaSpeed3 have a black flap and white logo and features 3D scanned precision fitment

Comprehensive installation instructions

H&R Sport Springs STI (2008-2014) Variations:H&R Sport Springs STI Sedan (2011-2014) no matter what you callThe most popular spring in H&R's line up! H&R Sport Springs for the Subaru STI feature more control and are engineered for the street, making them comfortable and fun to drive. For the STI, H&R Sport Springs are crafted from a special 54iCr6 spring steel to ensure quality and performance. FITMENT and Estimated Lowering: STI 2008 2010 F: 1. 0" R: 1. 0" Part number 54464 STI 2011 2014 F: 1. 1" R: 1. 2" Part number 54465