HateTheHayter

Hi Everyone, First time poster This is my BH5 chassis GT-B on 59k km's, owned it since Jan 2023. The nearside front caliper has a sticky/corroded piston which needs replacing. Pictured is the offside one for reference - any advice on where to find a replacement AD43T for nearside front, or should I consider an upgrade to the STI 4-pots? Would appreciate any advice! Located in West Sussex