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Chevrolet Trailblazer EXT Engine Gaskets and Seals

Engine gaskets and seals for the Chevrolet Trailblazer EXT cover model years 2002 through 2009, with options ranging from individual cylinder head gaskets to complete gasket sets. Choose your model year above and this page keeps only the engine gaskets and seals that fit your Chevrolet Trailblazer EXT. Each listing is matched to our vehicle fitment data before it appears here.

91 - 120 of 154 results

Best Seller Free Shipping
Picture of Cometic C15494-051 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 4.030

Cometic C15494-051 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 4.030

59 reviews
Part: C15494-051
Vehicle Specific
$99.60
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15361-060 MLS Cylinder Head Gasket for GM LS1/LS2/LS3/LS6 Gen III/IV

Cometic C15361-060 MLS Cylinder Head Gasket for GM LS1/LS2/LS3/LS6 Gen III/IV

15 reviews
Part: C15361-060
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15524-060 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.200

Cometic C15524-060 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.200

74 reviews
Part: C15524-060
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5319-098 GM MLS Cylinder Head Gasket Bore Thick - LS1/LS2/LS3/LS6 4.190 098

Cometic C5319-098 GM MLS Cylinder Head Gasket Bore Thick - LS1/LS2/LS3/LS6 4.190 098

61 reviews
Part: C5319-098
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5475-086 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.910

Cometic C5475-086 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.910

40 reviews
Part: C5475-086
Vehicle Specific
$137.09
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C15361-051 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.810

Cometic C15361-051 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.810

6 reviews
Part: C15361-051
Vehicle Specific
$97.41
Ships from manufacturer
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Picture of Cometic C15023 GM Gen-4 Small Block V8 Valley Pan Gasket with AFM

Cometic C15023 GM Gen-4 Small Block V8 Valley Pan Gasket with AFM

45 reviews
Part: C15023
Vehicle Specific
$77.31
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5477-040 GM MLS Cylinder Head Gasket Bore Thick - LS1/LS2/LS3/LS6 4.000 040

Cometic C5477-040 GM MLS Cylinder Head Gasket Bore Thick - LS1/LS2/LS3/LS6 4.000 040

70 reviews
Part: C5477-040
Vehicle Specific
$97.41
Ships from manufacturer
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Picture of Cometic C5318-070 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160 070

Cometic C5318-070 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160 070

73 reviews
Part: C5318-070
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5318-066 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160

Cometic C5318-066 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160

75 reviews
Part: C5318-066
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5318-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160 045

Cometic C5318-045 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.160 045

13 reviews
Part: C5318-045
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15031 GM LS Gen-3/4 Camshaft Retainer Plate Gasket

Cometic C15031 GM LS Gen-3/4 Camshaft Retainer Plate Gasket

50 reviews
Part: C15031
Vehicle Specific
$26.20
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5319-056 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190

Cometic C5319-056 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190

60 reviews
Part: C5319-056
Vehicle Specific
$101.32
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15361-040 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 3.810

Cometic C15361-040 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 3.810

17 reviews
Part: C15361-040
Vehicle Specific
$97.41
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5751-086 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.060

Cometic C5751-086 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.060

55 reviews
Part: C5751-086
Vehicle Specific
$139.28
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5489-075 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.100

Cometic C5489-075 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.100

5 reviews
Part: C5489-075
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5014-032 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 4.150 032

Cometic C5014-032 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 4.150 032

47 reviews
Part: C5014-032
Vehicle Specific
$117.72
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5477-060 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.000

Cometic C5477-060 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.000

65 reviews
Part: C5477-060
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5476-075 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970 075

Cometic C5476-075 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970 075

50 reviews
Part: C5476-075
Vehicle Specific
$129.83
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5476-027 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970

Cometic C5476-027 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.970

69 reviews
Part: C5476-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
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Picture of Cometic C5475-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.910 092

Cometic C5475-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 3.910 092

30 reviews
Part: C5475-092
Vehicle Specific
$140.43
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5319-080 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190

Cometic C5319-080 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.190

65 reviews
Part: C5319-080
Vehicle Specific
$126.82
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5477-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - for LS1/LS2/LS3/LS6 4.000

Cometic C5477-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - for LS1/LS2/LS3/LS6 4.000

75 reviews
Part: C5477-092
Vehicle Specific
$140.43
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5317-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.130

Cometic C5317-092 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.130

36 reviews
Part: C5317-092
Vehicle Specific
$140.10
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C15361-027 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 3.810

Cometic C15361-027 GM MLS Cylinder Head Gasket Bore - LS1/LS2/LS3/LS6 3.810

18 reviews
Part: C15361-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5319-066 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.190

Cometic C5319-066 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.190

63 reviews
Part: C5319-066
Vehicle Specific
$101.32
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5319-027 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.190

Cometic C5319-027 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.190

38 reviews
Part: C5319-027
Vehicle Specific
$97.39
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5489-027 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.100

Cometic C5489-027 MLS Cylinder Head Gasket GM Bore - LS1/LS2/LS3/LS6 4.100

75 reviews
Part: C5489-027
Vehicle Specific
$98.30
Ships from manufacturer
Picture for manufacturer Cometic
Free Shipping
Picture of Cometic C5489-140 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.100

Cometic C5489-140 MLS Cylinder Head Gasket GM Gen III/IV Bore - LS1/LS2/LS3/LS6 4.100

56 reviews
Part: C5489-140
Vehicle Specific
$231.78
Ships from manufacturer
Picture for manufacturer Cometic
Picture of Cometic C15030 GM Gen III/IV LS Engine Valve Cover Grommet Set

Cometic C15030 GM Gen III/IV LS Engine Valve Cover Grommet Set

40 reviews
Part: C15030
Vehicle Specific
$11.52
Ships from manufacturer
Picture for manufacturer Cometic

What's here for your Chevrolet Trailblazer EXT

  • Engine Cylinder Head Gaskets — individual head gaskets including OE-replacement and performance styles
  • Engine Cylinder Head Gasket Sets — complete kits covering front, rear, and manifold sealing points in rubber and composite materials

The widest selection here comes from Cometic, MAHLE, Victor, and Fel-Pro, each offering a broad range of head gaskets and gasket sets matched to the Chevrolet Trailblazer EXT. Other categories Chevrolet Trailblazer EXT owners shop for: Chevrolet Trailblazer EXT Springs and Suspension Parts, Chevrolet Trailblazer EXT Valve Train Parts and Chevrolet Trailblazer EXT HVAC Temperature Controls, or browse all Chevrolet Trailblazer EXT parts and accessories.