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Premium OEM Parts Inventory

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Engines, Transmissions & Parts

Discover our extensive inventory of 2,794 tested, high-quality used OEM Buick parts. Every component is rigorously inspected with exact mileage-based pricing, 90-day warranty, and nationwide shipping.

2,794
Total Parts in Inventory
24
Compatible Models
90 Days
Complete Warranty
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Our Buick parts inventory features genuine OEM components tested for quality and durability.

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Why Choose Buick From AUAPW

Access 2,794 verified Buick parts across 24 models with quality guarantees and expert support

Verified Inventory

Every part is inspected and verified for authenticity and quality standards

Fast Sourcing

Access to the largest network of verified suppliers with quick turnaround times

Quality Assured

All parts come with 30-180 day warranty and guaranteed quality certification

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Save 40-70% compared to new OEM parts with transparent, no-hidden-fee quotes

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Total Inventory

2,794

Quality Buick parts in stock, from common components to rare discontinued items.

Model Coverage

24

Compatible Buick models across multiple years, ensuring you find the perfect fit.

Warranty

30-180 Days

All Buick parts certified and guaranteed. Complete peace of mind on every purchase.

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2005 Buick Allure Engine - 3.8L (VIN 2, 8th digit)

2005 Buick Allure Engine

SKU P-1

engine

2005 Buick Allure Engine - 3.8L (VIN 2, 8th digit)

$984$820–$1,066 by mileage
2005 Buick Allure Engine - 3.6L (VIN 7, 8th digit)

2005 Buick Allure Engine

SKU P-2

engine

2005 Buick Allure Engine - 3.6L (VIN 7, 8th digit)

$1,648$1,373–$1,785 by mileage
2006 Buick Allure Engine - 3.6L (VIN 7, 8th digit)

2006 Buick Allure Engine

SKU P-3

engine

2006 Buick Allure Engine - 3.6L (VIN 7, 8th digit)

$1,648$1,373–$1,785 by mileage
2006 Buick Allure Engine - 3.8L (VIN 2, 8th digit)

2006 Buick Allure Engine

SKU P-4

engine

2006 Buick Allure Engine - 3.8L (VIN 2, 8th digit)

$984$820–$1,066 by mileage
2007 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7), crankshaft key

2007 Buick Allure Engine

SKU P-5

engine

2007 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7), crankshaft key

$2,664$2,220–$2,886 by mileage
2007 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7), w/o crankshaft k...

2007 Buick Allure Engine

SKU P-6

engine

2007 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7), w/o crankshaft k...

$2,664$2,220–$2,886 by mileage
2007 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

2007 Buick Allure Engine

SKU P-7

engine

2007 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

$900$750–$975 by mileage
2008 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

2008 Buick Allure Engine

SKU P-8

engine

2008 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

$984$820–$1,066 by mileage
2008 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7)

2008 Buick Allure Engine

SKU P-9

engine

2008 Buick Allure Engine - 3.6L (VIN 7, 8th digit, opt LY7)

$2,496$2,080–$2,704 by mileage
2008 Buick Allure Engine - 5.3L (VIN C, 8th digit, opt LS4)

2008 Buick Allure Engine

SKU P-10

engine

2008 Buick Allure Engine - 5.3L (VIN C, 8th digit, opt LS4)

$2,496$2,080–$2,704 by mileage
2009 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

2009 Buick Allure Engine

SKU P-11

engine

2009 Buick Allure Engine - 3.8L (VIN 2, 8th digit, opt L26)

$900$750–$975 by mileage
2009 Buick Allure Engine - 5.3L (VIN C, 8th digit, opt LS4)

2009 Buick Allure Engine

SKU P-12

engine

2009 Buick Allure Engine - 5.3L (VIN C, 8th digit, opt LS4)

$2,496$2,080–$2,704 by mileage
2010 Buick Allure Engine - 2.4L (VIN C, 8th digit, opt LAF)

2010 Buick Allure Engine

SKU P-13

engine

2010 Buick Allure Engine - 2.4L (VIN C, 8th digit, opt LAF)

$3,840$3,200–$4,160 by mileage
2010 Buick Allure Engine - 3.0L (VIN G, 8th digit, opt LF1)

2010 Buick Allure Engine

SKU P-14

engine

2010 Buick Allure Engine - 3.0L (VIN G, 8th digit, opt LF1)

$3,336$2,780–$3,614 by mileage
2010 Buick Allure Engine - 3.6L (VIN V, 8th digit, opt LLT)

2010 Buick Allure Engine

SKU P-15

engine

2010 Buick Allure Engine - 3.6L (VIN V, 8th digit, opt LLT)

$4,428$3,690–$4,797 by mileage
1973 Buick Apollo Engine - 6-250

1973 Buick Apollo Engine

SKU P-16

engine

1973 Buick Apollo Engine - 6-250

$799$599–$999 by mileage
1973 Buick Apollo Engine - 8-350, VIN H (5th digit)

1973 Buick Apollo Engine

SKU P-17

engine

1973 Buick Apollo Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1973 Buick Apollo Engine - 8-350, VIN J (5th digit)

1973 Buick Apollo Engine

SKU P-18

engine

1973 Buick Apollo Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1973 Buick Apollo Engine - 8-350, VIN X (5th digit)

1973 Buick Apollo Engine

SKU P-19

engine

1973 Buick Apollo Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1974 Buick Apollo Engine - 6-250

1974 Buick Apollo Engine

SKU P-20

engine

1974 Buick Apollo Engine - 6-250

$799$599–$999 by mileage
1974 Buick Apollo Engine - 8-350, VIN H (5th digit)

1974 Buick Apollo Engine

SKU P-21

engine

1974 Buick Apollo Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1974 Buick Apollo Engine - 8-350, VIN J (5th digit)

1974 Buick Apollo Engine

SKU P-22

engine

1974 Buick Apollo Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1974 Buick Apollo Engine - 8-350, VIN X (5th digit)

1974 Buick Apollo Engine

SKU P-23

engine

1974 Buick Apollo Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1975 Buick Apollo Engine - 8-350, VIN H (5th digit)

1975 Buick Apollo Engine

SKU P-24

engine

1975 Buick Apollo Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1975 Buick Apollo Engine - 8-350, VIN J (5th digit)

1975 Buick Apollo Engine

SKU P-25

engine

1975 Buick Apollo Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1975 Buick Apollo Engine - 8-350, VIN X (5th digit)

1975 Buick Apollo Engine

SKU P-26

engine

1975 Buick Apollo Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1975 Buick Apollo Engine - 6-231 (VIN C, 5th digit)

1975 Buick Apollo Engine

SKU P-27

engine

1975 Buick Apollo Engine - 6-231 (VIN C, 5th digit)

$799$599–$999 by mileage
1975 Buick Apollo Engine - 6-250, integral intake manifold

1975 Buick Apollo Engine

SKU P-28

engine

1975 Buick Apollo Engine - 6-250, integral intake manifold

$799$599–$999 by mileage
1975 Buick Apollo Engine - 6-250, w/o integral intake manifold

1975 Buick Apollo Engine

SKU P-29

engine

1975 Buick Apollo Engine - 6-250, w/o integral intake manifold

$799$599–$999 by mileage
1975 Buick Apollo Engine - 8-260

1975 Buick Apollo Engine

SKU P-30

engine

1975 Buick Apollo Engine - 8-260

$799$599–$999 by mileage
2016 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

2016 Buick Cascada Engine

SKU P-31

engine

2016 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

$3,084$2,570–$3,341 by mileage
2017 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

2017 Buick Cascada Engine

SKU P-32

engine

2017 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

$3,084$2,570–$3,341 by mileage
2018 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

2018 Buick Cascada Engine

SKU P-33

engine

2018 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

$3,084$2,570–$3,341 by mileage
2019 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

2019 Buick Cascada Engine

SKU P-34

engine

2019 Buick Cascada Engine - (1.6L, VIN 5, 8th digit)

$3,084$2,570–$3,341 by mileage
1973 Buick Century Engine - 8-455

1973 Buick Century Engine

SKU P-35

engine

1973 Buick Century Engine - 8-455

$799$599–$999 by mileage
1973 Buick Century Engine - 8-350, VIN H (5th digit)

1973 Buick Century Engine

SKU P-36

engine

1973 Buick Century Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1973 Buick Century Engine - 8-350, VIN J (5th digit)

1973 Buick Century Engine

SKU P-37

engine

1973 Buick Century Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1973 Buick Century Engine - 8-350, VIN X (5th digit)

1973 Buick Century Engine

SKU P-38

engine

1973 Buick Century Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1974 Buick Century Engine - 8-455

1974 Buick Century Engine

SKU P-39

engine

1974 Buick Century Engine - 8-455

$799$599–$999 by mileage
1974 Buick Century Engine - 8-350, VIN H (5th digit)

1974 Buick Century Engine

SKU P-40

engine

1974 Buick Century Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1974 Buick Century Engine - 8-350, VIN J (5th digit)

1974 Buick Century Engine

SKU P-41

engine

1974 Buick Century Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1974 Buick Century Engine - 8-350, VIN X (5th digit)

1974 Buick Century Engine

SKU P-42

engine

1974 Buick Century Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1975 Buick Century Engine - 8-350, VIN H (5th digit)

1975 Buick Century Engine

SKU P-43

engine

1975 Buick Century Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1975 Buick Century Engine - 8-350, VIN J (5th digit)

1975 Buick Century Engine

SKU P-44

engine

1975 Buick Century Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage
1975 Buick Century Engine - 8-350, VIN X (5th digit)

1975 Buick Century Engine

SKU P-45

engine

1975 Buick Century Engine - 8-350, VIN X (5th digit)

$799$599–$999 by mileage
1975 Buick Century Engine - 6-231 (VIN C, 5th digit)

1975 Buick Century Engine

SKU P-46

engine

1975 Buick Century Engine - 6-231 (VIN C, 5th digit)

$799$599–$999 by mileage
1976 Buick Century Engine - 8-350, VIN H (5th digit)

1976 Buick Century Engine

SKU P-47

engine

1976 Buick Century Engine - 8-350, VIN H (5th digit)

$799$599–$999 by mileage
1976 Buick Century Engine - 8-350, VIN J (5th digit)

1976 Buick Century Engine

SKU P-48

engine

1976 Buick Century Engine - 8-350, VIN J (5th digit)

$799$599–$999 by mileage

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