StopTech Sport Slotted Axle Pack Front and Rear Brake Kit Subaru WRX 2003-2005 | 977.47002 Impreza_2017-2021 ACT spring retainers utilize wraparound

ACT spring retainers utilize wraparound spring windows and thicker retainer stampings to provide spring support

Phenolic spacers have been used for years by many other specialized automotive companies

Greatly reduce the transfer of heat from engine to intake manifold thus reducing its temperature and heat soak

with increased strength and reliability

The spring tension of the segmented retaining ring is carefully calculated and tested for optimal performance

StopTech Sport Slotted Axle Pack Front and Rear Brake Kit Subaru WRX 2003-2005 | 977.47002 Impreza_2017-2021 ACT spring retainers utilize wraparoundFitment Information: 2003 2005 Subaru WRX Please note: For all 02 03 WRX owners, please verify pad fitment before purchase. There was a rear caliper design change mid production year. This will be determined by the BUILD DATE (not model year), which is found on the VIN plate in the drivers side door jam. This style of pad is confirmed for all WRX models with a date of 01 03 and later. For all cars with 10 02 12 02. Features: The StopTech 4 wheel WRX