Brake Master Cylinder for Buick Allure & Lacrosse 2005-2009

Includes: - Brake Master Cylinder M390401

Fits Models: - Buick Allure - Buick LaCrosse - Chevrolet Impala

Model Years: - 2000–2009

Submodels: - Buick Allure: CX, CXL - Buick LaCrosse: CX, CXL, CXS - Chevrolet Impala: Base, LS, LT, SS - Chassis Codes: GM W-body

Engine Options: - Buick Allure: 3.8L V6 (L36), 3.6L V6 (LFX) - Buick LaCrosse: 3.6L V6 (LFX), 3.8L V6 (L36) - Chevrolet Impala: 3.4L V6 (LA1), 3.8L V6 (L36), 5.3L V8 (LM7)

Description: This Brake Master Cylinder M390401 is designed for reliable performance in Buick Allure, LaCrosse, and Chevrolet Impala models. It ensures optimal brake fluid pressure for effective braking, enhancing safety and control.

Features: - Direct replacement for factory master cylinder - Precision-engineered for a perfect fit - Durable construction for long-lasting performance - Improves braking response and safety - Compatible with standard brake systems