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  1. Home
  2. Cadillac
  3. 2003
  4. High Luxury
  5. Engine V8

2003 Cadillac High Luxury engine v8 parts catalog

Add this car in your garage and make future searches easy.

Conduit, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12125347
  • 10mm x 15 feet (bla/gra nylon) (must order separately)

$18.07—29.84

Available in 38 shops

Add to cart

Connector, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12125648
  • Quantity in car: 1
  • Usage: K (L37)

$45.71—49.18

Available in 2 shops

Add to cart

Bracket, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12553285
  • Quantity in car: 1
  • Engine lift rear
  • Usage: K (L37, LD8)

$5.16—7.28

Available in 38 shops

Add to cart

Plenum, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12555840
  • Quantity in car: 1
  • Usage: K (L37)

$19.42—21.74

Available in 38 shops

Add to cart

Tube, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12556100
  • Quantity in car: 1
  • Positive crankcase ventilation (crankcase ventilation tube (polyvinyl chloride fresh air)) (fresh air tube)
  • Usage: K (L37)

$5.51—6.89

Available in 38 shops

Add to cart

Tube, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12556101
  • Quantity in car: 1
  • Positive crankcase ventilation (dirty air tube/-/from right-hand cam cover to intake manifold) (dirty air tube)
  • Usage: K (L37)

$27.15—29.66

Available in 2 shops

Add to cart

Stud, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12557010
  • Quantity in car: 4
  • Fuel injection fuel rail (hexagon, m6x1.022-m6x1.016, 45mm total length)
  • Usage: K (L37, LD8)

$1.52—2.77

Available in 38 shops

Add to cart

Seal, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12557497
  • Quantity in car: 8
  • Usage: K (L37) (4.6-9)

$4.26—9.32

Available in 38 shops

Add to cart

Manifold RH, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12557767
  • Quantity in car: 1
  • Usage: K (L37, LD8)

$185.69—224.73

Available in 38 shops

Add to cart

Manifold RH, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12558512
  • Quantity in car: 1
  • Usage: K (LD8, L37, NF2)

$241.93—259.02

Available in 2 shops

Add to cart

Tube, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12559722
  • Quantity in car: 1
  • Fuel pressure regulator vacuum
  • Usage: K (LD8, L37)

$3.66—4.00

Available in 2 shops

Add to cart

Valve, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12559826
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$210.91—456.40

Available in 38 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12559850
  • Quantity in car: 2
  • Heated oxygen (position 1) (in exhaust manifold/crossover) (coat thread area with ms-8572 anti-seize compound)
  • Usage: K (LD8, L37)

$55.90—102.84

Available in 38 shops

Add to cart

Tube, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12560069
  • Quantity in car: 1
  • Usage: K (L37)

$3.55

Available in 1 shop

Add to cart

Bolt, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12560097
  • Quantity in car: 3
  • Throttle body
  • Usage: K (L37)

$2.76—3.04

Available in 38 shops

Add to cart

Gasket, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12561060
  • Quantity in car: 1
  • Throttle body (o-ring type)
  • Usage: K (L37)

$19.36—21.15

Available in 2 shops

Add to cart

Stud, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12561176
  • Quantity in car: 4
  • Fuel injection fuel rail (hex flanged head, m6x1.0, 22.4, m6x1.0x9.17, 8.90od, 45tl, 9.8, gm7114m) (m6x1.0x22.4, m6x1.0x9.17, 8.90od, 45tl, 9.8, gm7114m)
  • Usage: K (L37)

$3.09—3.38

Available in 38 shops

Add to cart

Stud, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12562746
  • Quantity in car: 2
  • Usage: K, K (L37, LD8), K, K (L37, LD8)

$3.44—5.49

Available in 38 shops

Add to cart

Bracket LH, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12562855
  • Quantity in car: 1
  • Engine mount strut
  • Usage: K

$5.09—7.08

Available in 38 shops

Add to cart

Manifold LH, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12564185
  • Quantity in car: 1
  • Usage: K (LD8, L37, NC1, NF7), K (LD8, L37, NT3) (EXPORT)

$259.26—277.58

Available in 2 shops

Add to cart

Pipe, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12564240
  • Quantity in car: 1
  • Exhaust manifold front
  • Usage: K, K (LD8, L37)

$263.16—329.20

Available in 38 shops

Add to cart

Harness, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12564581
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$17.14—22.48

Available in 38 shops

Add to cart

Gasket, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12564682
  • Quantity in car: 2
  • Usage: K (L37), K (L37, LD8)

$3.27—3.68

Available in 2 shops

Add to cart

Manifold, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12564771
  • Quantity in car: 1
  • Usage: K (L37)

$224.25—252.34

Available in 2 shops

Add to cart

Stud, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12567370
  • Quantity in car: 2
  • Usage: K (L37, LD8)

$5.23—6.45

Available in 38 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12567446
  • Quantity in car: 2
  • Knock
  • Usage: K (L37, LD8)

$22.66—26.92

Available in 38 shops

Add to cart

Pipe, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12567659
  • Quantity in car: 1
  • Exhaust gas recirculation valve
  • Usage: K (L37, LD8)

$52.78—76.79

Available in 38 shops

Add to cart

Fitting, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12567912
  • Quantity in car: 1
  • Usage: K (L37)

$1.70

Available in 1 shop

Add to cart

Fitting, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12567915
  • Quantity in car: 1
  • Usage: K (L37)

$2.97—5.84

Available in 38 shops

Add to cart

Valve, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12568136
  • Quantity in car: 1
  • Usage: K (LD8, L37, NT3), K (LD8, L37, NC1, NF7)

$187.59—405.94

Available in 38 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12569429
  • Quantity in car: 2
  • Heated oxygen (position 1) (coat thread area with ms-8572 anti-seize compound)
  • Usage: K (LD8, L37)

$46.51—49.17

Available in 38 shops

Add to cart

Fitting, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12571211
  • Quantity in car: 1
  • Engine coolant (water pump housing to throttle body inlet hose)
  • Usage: K (L37, LD8)

$45.97—56.09

Available in 38 shops

Add to cart

Gasket, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12573925
  • Quantity in car: 2
  • Exhaust manifold
  • Usage: K

$14.92—18.41

Available in 38 shops

Add to cart

Shield, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12574592
  • Quantity in car: 1
  • Usage: K (LD8, L37, LHD)

$60.63—67.89

Available in 2 shops

Add to cart

Shield, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12574593
  • Quantity in car: 1
  • Usage: KS, KY (LD8, L37, RHD) (EXPORT)

$1.43

Available in 1 shop

Add to cart

Manifold LH, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12578360
  • Quantity in car: 1
  • Usage: K (L37, LD8)

$189.70—326.53

Available in 38 shops

Add to cart

Valve, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12581282
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$23.53—46.78

Available in 38 shops

Add to cart

Housing, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12583237
  • Quantity in car: 1
  • Usage: K (L37)

$1.34

Available in 1 shop

Add to cart

Shield, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12585374
  • Quantity in car: 1
  • Usage: K (L37)

$91.53—102.49

Available in 2 shops

Add to cart

Shield, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12585375
  • Quantity in car: 1
  • Usage: K (L37)

$88.12—160.63

Available in 38 shops

Add to cart

Housing, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12600249
  • Quantity in car: 1
  • Usage: K (L37)

$266.39—291.02

Available in 2 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 12614973
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$53.41—116.79

Available in 38 shops

Add to cart

Bracket, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 15234779
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$0.44

Available in 1 shop

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 15326386
  • Quantity in car: 1
  • Engine coolant temp (2-way male)
  • Usage: K, K

$0.40—58.62

Available in 39 shops

Add to cart

Cable, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 15372002
  • Quantity in car: 1
  • Usage: K (LD8, L37)

$48.21—95.95

Available in 38 shops

Add to cart

Seal, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 16194007
  • Quantity in car: 1
  • Usage: K (L37)

$3.78—4.36

Available in 38 shops

Add to cart

Clip, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 19130464
  • Quantity in car: 1
  • Usage: K (L37)

$0.75—0.80

Available in 2 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 19187357
  • Quantity in car: 1
  • Usage: KD69 (L37), KF69 (L37), KY69 (L37)

$22.37—26.05

Available in 2 shops

Add to cart

Bolt, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 24572059
  • Quantity in car: 1
  • Fuel injection fuel rail (fuel injection fuel rail) (m8x1.25thd, m6x1thd)
  • Usage: K (L37)

$0.54—0.63

Available in 2 shops

Add to cart

Hose, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 25714676
  • Quantity in car: 1
  • Power brake booster vacuum (hose only)
  • Usage: K (LD8, L37)

$6.96—72.94

Available in 38 shops

Add to cart

Starter, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 88864293
  • Quantity in car: 1
  • Usage: KY69 (L37) (WITH NEW SOLENOID), KF69 (L37) (WITH NEW SOLENOID), KD69 (L37) (WITH NEW SOLENOID)

$105.00—117.27

Available in 37 shops

Add to cart

Starter, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 89017760
  • Quantity in car: 1
  • (remanufactured) (stamped 12587429; for first design see 10465558) (delco series pg260h)
  • Usage: K (L37, LD8) (2ND DES)

$193.81—247.93

Available in 38 shops

Add to cart

Sensor, engine assembly 4.6l v8 manifolds and fuel related parts (l37/4.6-9, rhd)

  • OEM part number: 89052738
  • Quantity in car: 1
  • Usage: KF69 (L37), KD69 (L37), KY69 (L37)

$44.02

Available in 1 shop

Add to cart

Plug, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 00444660
  • Quantity in car: 1

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 01647346
  • Quantity in car: 1
  • Hex flanged head, m6x1x17, 17thd, 14.2 outside diameter, 8.8, zf (oil level indicator tube)
  • A Service Bulletin Applies To This Part Number. Per Gm Service Policies And Procedures, Failure To Follow Bulletin Information May Result In The Rejection Of A Warranty Claim.

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03522376
  • Quantity in car: 10
  • Hex flanged head, m6x1x23, 18 thread, 14.50 outside diameter, 7t, zp (engine oil manifold)

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03522382
  • Quantity in car: 1
  • Oil pump suction pipe (hex flanged head, m6x1.0x28)
  • Usage: E (L37, LD8), K (L37, LD8)

$?

Add to cart

Seal, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03536966
  • Quantity in car: 1
  • Usage: K (LD8), E (LD8)

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03538288
  • Quantity in car: 3
  • Oil pump (hex flanged head, m8x1.75x55)
  • Usage: E (L37, LD8), K (L37, LD8)

$?

Add to cart

Nut, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03542258
  • Quantity in car: 6
  • Oil pump suction pipe (hex flanged head, m9x1)
  • Usage: K (L37, LD8), E (L37, LD8)

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03542310
  • Quantity in car: 10
  • Lower crankcase (m10x1.5x125, 30 thread)
  • Usage: K, E (LD8), K (LD8)

$?

Add to cart

Stud, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03542311
  • Quantity in car: 1
  • Lower crankcase (m10x1.5x125-m9x1.0x13)
  • Usage: K, E (LD8), K (L37)

$?

Add to cart

Gasket, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03543719
  • Quantity in car: 2
  • Usage: E (LD8), KD, KE, KS (LD8), E (LD8), KD, KE, KS (LD8)

$?

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03546520
  • Quantity in car: 2
  • Oil filter adapter (m8x1.25x59.6)
  • Usage: E (LD8, L37), K (LD8, L37)

$?

Add to cart

Pipe, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 03546580
  • Quantity in car: 1
  • Usage: E (L37, LD8), K (L37, LD8)

$?

Add to cart

Nut, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11503747
  • Quantity in car: 1
  • M6x1 (nut, oil level indicator tube)

$0.38

Available in 1 shop

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11519173
  • Quantity in car: 2
  • Hex flanged head, reduced body, m8x1.25x60, 22thd, 18 outside diameter, 8.8, gmw3359 (oil filter adapter)

$2.71—13.46

Available in 39 shops

Add to cart

Plug, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11562588
  • Quantity in car: 1
  • Usage: E (L37, LD8), K (L37, LD8)

$2.09—8.55

Available in 39 shops

Add to cart

Plug, round head, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11588529
  • Quantity in car: 1
  • M16x1.5x22 int hexagon dr., gm500m (5.8) steel, gmw3044m (oil filter adapter)

$2.76—4.82

Available in 38 shops

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11588714
  • Quantity in car: 13
  • Usage: K (LD8, L37), E (LD8, L37)

$2.86—5.88

Available in 39 shops

Add to cart

Bolt, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 11588715
  • Quantity in car: 13
  • Hex flanged head, m6x1x35, 18 thread, 14.2 outside diameter, 8.8, gmw3359, 5mm m point (oil pan)
  • Usage: K (LD8)

$2.75—9.39

Available in 39 shops

Add to cart

Sealant, engine assembly 4.6l v8 oil pump, pan and related parts (ld8/4.6y)

  • OEM part number: 12378521
  • Room temperature vulcanizing engine silicone 5.3oz cart (gasket replaced by sealant)

$11.80—50.15

Available in 39 shops

Add to cart

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