Make sure this part fits

GM 25521841
Exhaust Valve

1985-1989 GM

Customer Questions & Expert Answers (1)
GM 25521841 Exhaust Valve
  • Part Description
    Valve, Exhaust
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Vehicle Fitment

    Year Make Model Trim Engine
    1986-1988 Buick CenturyCustom, Estate Wagon, Limited, T-Type6 Cyl 3.8 L GAS
    1986-1987 Buick ElectraLimited, Park Avenue, T-Type6 Cyl 3.8 L GAS
    1986-1988 Buick LeSabreBase, Custom, Limited, T-Type6 Cyl 3.0 L GAS, 6 Cyl 3.8 L GAS
    1986-1987 Buick RivieraLuxury, T-Type6 Cyl 3.8 L GAS
    1986-1988 Buick SkylarkCustom, Limited6 Cyl 3.0 L GAS
    1986-1987 Buick SomersetCustom, Limited, T-Type6 Cyl 3.0 L GAS
    1985 Buick Somerset RegalBase, Limited6 Cyl 3.0 L GAS
    1986-1987 Oldsmobile 98Regency, Regency Brougham6 Cyl 3.8 L GAS
    1985-1987 Oldsmobile Calais500, Base, ES, GT, Supreme6 Cyl 3.0 L GAS
    1988 Oldsmobile Cutlass CalaisBase, GT, SL6 Cyl 3.0 L GAS
    View More
    Warning: California's Proposition 65
  • Customer Questions & Expert Answers

    Q:
    Can you help me check if this 25521841 is the right part for my car? Posted by ChevyPartsGiant Specialist
    A:
    Please Select Your Vehicle model to see if part number 25521841 is suitable before ordering.
    Posted by ChevyPartsGiant Specialist
    If you have any questions about this product, please don't hesitate to ask us. We will be happy to help you!

OEM GM Exhaust Valve 25521841 Designed for Proper Fit and Performance

Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 25521841 Exhaust Valve is available in the market under the name GM Exhaust Valve. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 25521841 Exhaust Valve fits certain Buick Riviera, Skylark, LeSabre models, as well as Pontiac Firebird, Bonneville, Grand Am. Additionally, it is compatible with Oldsmobile 98, Cutlass Ciera, Delta 88 models.
The original GM component designated by manufacturer part number 25521841 maintains top performance when functioning as the Valve, Exhaust unit. The component 25521841 is constructed from durable material and its dimensions span 5.3 x 2.1 x 2.2 inches while weighing 0.40 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Valves. The part 25521841 has available replacement options. Each vehicle needs 6 units of the part marked as SKU 25521841. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
The GM part 25521841 Exhaust Valve acts as a crucial element for maintaining engine performance because it enables proper valve function control. The longevity and efficiency of engine components depend on scheduled inspection of valve heads for pitting and burning damage which must focus on exhaust valves. Minor pitting problems can be resolved through a valley and seat grinding process that blends coarse and fine carborundum paste by applying the paste to the seat face followed by motion-based grinding of the valve head on a suction grinder. A properly ground surface should appear as a non-directional smooth light grey matte finish. If damages become severe enough the valve seat needs professional recutting while replacement of the GM part 25521841 becomes necessary in case the valve head margin width faces compromise. The valve head along with its stem and related components need complete cleaning to remove both carbon pollutants and grinding scattering materials. Your installation process will work smoothly when you pick genuine GM parts since these adhere to factory design requirements. ChevyPartsGiant.com serves as an extensive stock of genuine OEM GM parts where you can access the 25521841 along with Exhaust Valve components under manufacturer warranty rules for secure rapid delivery of high-quality parts.