RS-R Down Sus Springs -FRS/BRZ/86 Kartboy PERRIN Knob Diameter 1

PERRIN Knob Diameter 1

and each unit is not re-manufactured

improved throttle response with a more aggressive exhaust note

This exhaust will come with a beautiful pair polished tips on premium mufflers

Elastic & highly-durable dust boot effectively prevents damages to the piston rod and foreign substances from getting inside the shock absorber

RS-R Down Sus Springs -FRS/BRZ/86 Kartboy PERRIN Knob Diameter 1The RS R Down Sus provides a lowered stance and improved handling to fulfill your needs to lower your car and improve its handling. Taking into consideration the factory suspension geometry, shock dampening, spring rate and ride height levels, RS R ensures that the springs you are getting were made for your car both for performance and for comfort.