Trailblazer parts at Summit Racing

Mahle Original Cylinder Head Gaskets 54445

Head Gasket, Multi-Layer Steel, 4.100 in. Bore, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: MAH-54445

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Air Lift Load Controller II Systems 25592

Air Compressor, Suspension, Maximum 100 psi, 12 V DC, 12.0 Amps, Kit

Part Number: AIR-25592

4.64 out of 5 stars ( 25 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

SCE Vulcan Cut-Ring Head Gaskets CR200559

Head Gasket, Vulcan Cut-Ring, 4.056 in. Bore, Chevy LS, Each

Part Number: SCE-CR200559

1.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Clevite AL-Series Main Bearings MS-2199A

Main Bearings, AL Series, Standard Size, LS, Set of 5

Part Number: CLE-MS2199A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

FlowKooler Hi-Flow Mechanical Water Pumps 1669

Water Pump, Hi Flow, Mechanical, High-volume, Aluminum, Natural, Chevy, Pontiac, Each

Part Number: BRA-1669

3.0 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Fuel Injection Throttle Bodies 12679524

Throttle Body, MPI, Cast Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12679524

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

NGK G-Power Platinum Spark Plugs TR5GP

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3186

4.93 out of 5 stars ( 28 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLS Head Gaskets C5489-070

Cometic MLS Head Gaskets C5489-070

Head Gasket, MLS, 4.100 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-070

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Powertrax Grip Pro Traction Systems GM 8.5 Inch GT201030

Differential, Grip Pro Traction System, 30-Spline, GM 8.5in., 8.6 in., Each

Part Number: PWT-GT201030

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Standard Motor Fuel Injectors FJ315RP8

Fuel Injector, Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Set of 8

Part Number: SMP-FJ315RP8

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Engine Coolant Temperature Sensors 12608814

Sensor, Coolant Temperature, Brass, Natural, Chevy, Pontiac, Each

Part Number: ADO-213-4333

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLS Head Gaskets C15514-051

Head Gasket, Multi-Layer Steel, MLS, 4.070 in. Bore, .051 in. Compressed Thickness, GM 6.2L LS3, L92, Each

Part Number: CGT-C15514-051

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ Header Bolts SUM-910228

Exhaust Manifold Hardware, Hex Flange, 10.9 Steel, Zinc Plated, Chevrolet, LS, Set of 12

Part Number: SUM-910228

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Mahle Original Head Bolt Kits GS33449

Cylinder Head Fasteners, Original Head Bolt Kits, Hex, Steel, Zinc Plated, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MAH-GS33449

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King HP-Series Cam Bearings CS5171HPT

Cam Bearings, Performance, Bi-metal, Fluoropolymer Lead-Based Micro Babbitt, Chevy LS, 3rd Design, Set of 5

Part Number: KGB-CS5171HPT

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Chevrolet Performance Main Cap Fasteners 12560273

Main Bolts, Outer Bolts, With Windage Tray, Chevy, LS, Each

Part Number: NAL-12560273

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ICT Billet Fuel Injector Spacers 551348

Fuel Injector Spacers, 1.050 in. Thickness, Billet Aluminum, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Small Block LS, Set of 8

Part Number: ICB-551348

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Hays Heavy-Duty 168-Tooth Flexplate 40-508

Flexplates, Heavy-Duty, 168-tooth, Steel, SFI 29.1, Internal Engine Balance, One-piece Rear Main Seal, Chevrolet, Small Block LS, Each

Part Number: HAY-40-508

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Performance Ring and Pinion Sets G885410 GM 8.5/8.6 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885410

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

WIX Filters XP Oil Filters 57060XP

Oil Filter, XP, Canister, Buick, Cadillac, Chevy, Chrysler, Dodge, Fiat, GMC, Hummer, Jeep, Pontiac, Ram, Saab, Saturn, Suzuki, Volkswagen, Each

Part Number: WIX-57060XP

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLX Head Gaskets C5505-040

Head Gasket, MLX, 4.040 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5505-040

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Top Street Performance Alternators ES1024BK

Alternator, GM AD244, Internal Regulator, 220 AMP, Black, 4-Pin, GM, Van, SUV, Truck, Each

Part Number: TSN-ES1024BK

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

McGard Lug Nuts 64015

Lug Nuts, Conical Seat, Bulge, 12mm x 1.50 RH, Closed End, Black Chrome Steel, Set of 4

Part Number: MCG-64015

4.93 out of 5 stars ( 27 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Dorman Engine Oil Pressure Sensors 926-040

Sensor, Engine Oil, Stock Replacement, Steel/Black, Silver, Black, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Each

Part Number: RNB-926-040

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King XP-Series Main Bearings MB5013XP 010X

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.010 in. Crankshaft Undersize, Chevy, 4.8, 5.3, 5.7, 6.0L, Set

Part Number: KGB-MB5013XP010X

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

CHEVROLET TRAILBLAZER Parts and Accessories