2007-12-05ALERT! Before you replace your suspected failing brake booster you might want to change the o-ring seal between the master cylinder and booster first. I have seen more than one expensive booster replaced when it was only a $2.00 o-ring. If your engine is producing good vacuum to the booster but your brake pedal still feels hard then at least check this o-ring.
107 114 115 116 123 126 Brake Master Cylinder to Booster O-ring Seal
$2.50
SKU:
BRK-COMBMOR ![Brake Master O-ring](https://dq4zp01npifg0.cloudfront.net/cdn/farfuture/FWTq5WLG92QRxgxyivZW0yUfw8knnNuwzSC1Nd4jBD8/mtime:1688155347/sites/default/files/styles/large/public/field/commerce/12_4partspix09.jpg?itok=uNZcjjEf)