{"product_id":"mpa-electrical-b4204-power-brake-booster","title":"MPA Electrical B4204 Power Brake Booster","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eMPA Electrical B4204 is a remanufactured vacuum power brake booster built for direct brake assist replacement. It is engineered to deliver strong braking assist with reduced pedal effort, and it includes a gasket or seal for the assembly.\u003c\/p\u003e\u003cp\u003eFits 2013-2020 Volkswagen Passat, N\/A. This B4204 brake booster is a standard replacement for drivers restoring vacuum-assisted brake performance on the Volkswagen Passat.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVacuum booster design for brake assist.\u003c\/li\u003e\n\u003cli\u003eRemanufactured metal housing for replacement use.\u003c\/li\u003e\n\u003cli\u003eGasket or seal included for the assembly.\u003c\/li\u003e\n\u003cli\u003e8 x 1.25 master cylinder stud thread size.\u003c\/li\u003e\n\u003cli\u003eBrake service grade: standard replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe MPA Electrical B4204 power brake booster is a remanufactured vacuum unit intended to restore braking assist when the original booster no longer holds vacuum or delivers consistent pedal response. MPA states that the unit uses new replacement and specially treated components to help maintain vacuum sealing, pressure transfer, and overall performance. The B4204 is built without a master cylinder, so it is suited to applications where the existing master cylinder is reused or replaced separately.\u003c\/p\u003e\u003cp\u003eFitment is listed for the 2013-2020 Volkswagen Passat, N\/A. If you are replacing a worn booster on a Volkswagen Passat, B4204 provides a direct-service solution for vacuum brake assist restoration.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHard brake pedal feel caused by booster wear or vacuum loss.\u003c\/li\u003e\n\u003cli\u003eReduced braking assist during normal pedal application.\u003c\/li\u003e\n\u003cli\u003eBrake response issues related to a failing vacuum booster.\u003c\/li\u003e\n\u003cli\u003eReplacement of a remanufactured booster without a master cylinder.\u003c\/li\u003e\n\u003cli\u003eService work on vacuum-assisted brake systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify master cylinder compatibility before installation, since the master cylinder is not included. Confirm the 8 x 1.25 stud thread size and check the existing pedal rod and mounting points against the vehicle before assembly. Follow the vehicle service procedure for vacuum line inspection, brake system bleeding, and final pedal feel verification after installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMPA Electrical subjects each unit to 100% end-of-line testing using proprietary test equipment. The remanufactured construction and tested vacuum sealing are intended to support consistent brake assist performance.\u003c\/p\u003e","brand":"MPA Electrical","offers":[{"title":"Default Title","offer_id":53725756227765,"sku":"FQTW-B4204","price":284.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/MV_B4204_Fro.jpg?v=1794209367","url":"https:\/\/www.partcatalog.com\/products\/mpa-electrical-b4204-power-brake-booster","provider":"PartCatalog","version":"1.0","type":"link"}