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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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2,794

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1994 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN L, 8th digit)

1994 Buick Regal Somerset

SKU P-913

engine

1994 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN L, 8th digit)

$799$599–$999 by mileage
1994 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

1994 Buick Regal Somerset

SKU P-914

engine

1994 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

$799$599–$999 by mileage
1994 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

1994 Buick Regal Somerset

SKU P-915

engine

1994 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

$799$599–$999 by mileage
1995 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

1995 Buick Regal Somerset

SKU P-916

engine

1995 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

$984$820–$1,066 by mileage
1995 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

1995 Buick Regal Somerset

SKU P-917

engine

1995 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit), upper-center AC mo...

$816$680–$884 by mileage
1995 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN L, 8th digit)

1995 Buick Regal Somerset

SKU P-918

engine

1995 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN L, 8th digit)

$984$820–$1,066 by mileage
1996 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit)

1996 Buick Regal Somerset

SKU P-919

engine

1996 Buick Regal Somerset (1984 Down) Engine - 6-191 (3.1L, VIN M, 8th digit)

$900$750–$975 by mileage
1996 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN K, 8th digit)

1996 Buick Regal Somerset

SKU P-920

engine

1996 Buick Regal Somerset (1984 Down) Engine - 6-231 (3.8L, VIN K, 8th digit)

$984$820–$1,066 by mileage
1997 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

1997 Buick Regal Somerset

SKU P-921

engine

1997 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
1997 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

1997 Buick Regal Somerset

SKU P-922

engine

1997 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

$900$750–$975 by mileage
1998 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

1998 Buick Regal Somerset

SKU P-923

engine

1998 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
1998 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

1998 Buick Regal Somerset

SKU P-924

engine

1998 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

$900$750–$975 by mileage
1999 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

1999 Buick Regal Somerset

SKU P-925

engine

1999 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
1999 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

1999 Buick Regal Somerset

SKU P-926

engine

1999 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

$900$750–$975 by mileage
2000 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit), California (opt NC1)

2000 Buick Regal Somerset

SKU P-927

engine

2000 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit), California (opt NC1)

$900$750–$975 by mileage
2000 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit), Federal (opt NF2)

2000 Buick Regal Somerset

SKU P-928

engine

2000 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit), Federal (opt NF2)

$1,026$855–$1,112 by mileage
2000 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

2000 Buick Regal Somerset

SKU P-929

engine

2000 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
2000 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

2000 Buick Regal Somerset

SKU P-930

engine

2000 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

$900$750–$975 by mileage
2001 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

2001 Buick Regal Somerset

SKU P-931

engine

2001 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
2001 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

2001 Buick Regal Somerset

SKU P-932

engine

2001 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

$900$750–$975 by mileage
2001 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit)

2001 Buick Regal Somerset

SKU P-933

engine

2001 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit)

$1,026$855–$1,112 by mileage
2002 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

2002 Buick Regal Somerset

SKU P-934

engine

2002 Buick Regal Somerset (1984 Down) Engine - 3.8L, supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
2002 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

2002 Buick Regal Somerset

SKU P-935

engine

2002 Buick Regal Somerset (1984 Down) Engine - 3.8L, w/o supercharged option; (VIN K, 8th digit)

$900$750–$975 by mileage
2002 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit)

2002 Buick Regal Somerset

SKU P-936

engine

2002 Buick Regal Somerset (1984 Down) Engine - 3.1L (VIN J, 8th digit)

$1,026$855–$1,112 by mileage
2003 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

2003 Buick Regal Somerset

SKU P-937

engine

2003 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
2003 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

2003 Buick Regal Somerset

SKU P-938

engine

2003 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

$900$750–$975 by mileage
2004 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

2004 Buick Regal Somerset

SKU P-939

engine

2004 Buick Regal Somerset (1984 Down) Engine - (3.8L), supercharged option (VIN 1, 8th digit)

$1,152$960–$1,248 by mileage
2004 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

2004 Buick Regal Somerset

SKU P-940

engine

2004 Buick Regal Somerset (1984 Down) Engine - (3.8L), w/o supercharged option; (VIN K, 8th digit...

$900$750–$975 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

2011 Buick Regal Somerset

SKU P-941

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

$3,336$2,780–$3,614 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

2011 Buick Regal Somerset

SKU P-942

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

$4,176$3,480–$4,524 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

2011 Buick Regal Somerset

SKU P-943

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

$4,512$3,760–$4,888 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

2011 Buick Regal Somerset

SKU P-944

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), California emiss...

$5,520$4,600–$5,980 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), Federal emission...

2011 Buick Regal Somerset

SKU P-945

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), Federal emission...

$4,176$3,480–$4,524 by mileage
2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), Federal emission...

2011 Buick Regal Somerset

SKU P-946

engine

2011 Buick Regal Somerset (1984 Down) Engine - 2.4L (VIN C, 8th digit, opt LAF), Federal emission...

$4,260$3,550–$4,615 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

2012 Buick Regal Somerset

SKU P-947

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

$3,336$2,780–$3,614 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2012 Buick Regal Somerset

SKU P-948

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$4,176$3,480–$4,524 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2012 Buick Regal Somerset

SKU P-949

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$4,176$3,480–$4,524 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2012 Buick Regal Somerset

SKU P-950

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$5,436$4,530–$5,889 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), Federal emission...

2012 Buick Regal Somerset

SKU P-951

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), Federal emission...

$4,176$3,480–$4,524 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

2012 Buick Regal Somerset

SKU P-952

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

$3,504$2,920–$3,796 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

2012 Buick Regal Somerset

SKU P-953

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

$3,504$2,920–$3,796 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

2012 Buick Regal Somerset

SKU P-954

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Califor...

$3,672$3,060–$3,978 by mileage
2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Federal...

2012 Buick Regal Somerset

SKU P-955

engine

2012 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN R (8th digit, opt LUK, eAssist), Federal...

$3,504$2,920–$3,796 by mileage
2013 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

2013 Buick Regal Somerset

SKU P-956

engine

2013 Buick Regal Somerset (1984 Down) Engine - 2.0L (VIN V, 8th digit, opt LHU)

$3,336$2,780–$3,614 by mileage
2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2013 Buick Regal Somerset

SKU P-957

engine

2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$4,176$3,480–$4,524 by mileage
2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2013 Buick Regal Somerset

SKU P-958

engine

2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$4,176$3,480–$4,524 by mileage
2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

2013 Buick Regal Somerset

SKU P-959

engine

2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), California emiss...

$5,436$4,530–$5,889 by mileage
2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), Federal emission...

2013 Buick Regal Somerset

SKU P-960

engine

2013 Buick Regal Somerset (1984 Down) Engine - 2.4L, VIN K (8th digit, opt LEA), Federal emission...

$4,176$3,480–$4,524 by mileage

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