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Buick 12633593 Rail

2010-2016 Buick

Customer Questions & Expert Answers (3)
12633593 GM Rail Product Photo 1 of 1
  • Part Description
    Rail, Fuel Injection
  • Manufacturer
    General Motors
Make sure this part fits
$128.25 MSRP: $362.66
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Buick
    Manufacturer Part Number12633593
    Part DescriptionRail; Rail, Fuel Injection
    Item Dimensions17.5 x 4.5 x 4.6 inches
    Item Weight2.10 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU12633593
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2012-2015, 2010 Buick Allure6 Cyl 3.0L, 6 Cyl 3.6LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN
    2012-2016, 2010 Buick LaCrosse6 Cyl 3.0L, 6 Cyl 3.6LCX 4 DOOR SEDAN, CXL 4 DOOR SEDAN, CXS 4 DOOR SEDAN
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 12633593 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should be done before inserting the injectors into the Fuel Rail for the 2011 Chevrolet Equinox? Posted by Stan N.
    A:
    Before inserting the injectors into the fuel rail, coat the outside surface of each upper o-ring with clean engine oil. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jose / Nov 18, 2023
    Q:
    What additional step is necessary for the Fuel Rail on the 2013 Chevrolet Camaro? Posted by Nikkole S.
    A:
    For V6 engines, removing the intake manifold and related components is necessary. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Feb 05, 2026

Genuine GM Part 12633593, the Right Choice

To ensure reliability, purchase GM part # 12633593 Rail. It is sometimes referred to as Buick Fuel Rail. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Buick Allure, LaCrosse models.

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