NEW Vacuum Power Brake Booster with Brake Code JB5 JB6. Compatible with or fits: (Note: with Brake Code JB5; GM Brake Codes are on the "Service Parts Identification" sticker.; 1999 Chevy K1500 5.0L V8 GAS 1999 Chevy K1500 5.7L V8 GAS 1997 - 1998 Chevy K1500 GAS) (Note: with Brake Code JB6; GM Brake Codes are on the "Service Parts Identification" sticker.; 1999 Chevy K1500 5.0L V8 GAS 1999 Chevy K1500 5.7L V8 GAS 1997 - 1998 Chevy K1500 GAS). Brake Booster. Review Description to Ensure Proper Fit.
