The stock eccentric bolts provided for small toe adjustments tend to slip under high cornering loads, causing changes to the rear alignment. Our SPL eccentric lockout kit eliminate the stock eccentric bolts to keep your rear alignment where you set it. You must have adjustable toe arms in order to adjust toe after eliminating the stock eccentric bolts. Our lockout plates are CNC machined from stainless steel and supplied with CAD plated grade 10.9 hardware for absolutely zero-slip. Kit comes comes complete for one car.Made in the USA. Application: 2013+ Scion FR-S/Subaru BRZ/Toyota GT86 2008+ Subaru WRX