Trailblazer parts at Summit Racing

Cometic MLS Head Gaskets C5475-045

Cometic MLS Head Gaskets C5475-045

Head Gasket, 3.910 in. Bore, .045 in. Compressed Thickness, Chevy, LS, 5.7, Each

Part Number: CGT-C5475-045

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Engine Expansion Plug Kits MPE-900BR

Engine Expansion Plugs, Steel, Avanti, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Kit

Part Number: MEL-MPE-900BR

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

Holley Spark Plug Wires 561-112

Spark Plug Wire Sets, Holley EFI, Cut-to-Fit, OE Coil Packs, Red Wire, 8.00mm Core, Gray Silicone, Plug Boot, Straight, Chevy, LS Engine, Set

Part Number: HLY-561-112

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Mr. Gasket Transmission Pan Gaskets 51G05MRG

Transmission Pan Gasket, Rubber with Steel Core, Chevy, THM700-R4/4L60/4L60E, Each

Part Number: MRG-51G05MRG

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Granatelli Motor Sports Valve Covers 640362

Valve Covers, Tall, Centerbolt, Cast Aluminum, Black Textured Powdercoat, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Chevy Small Block LS, Pair

Part Number: GRN-640362

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Yukon Gear & Axle Spider Gear Kits YPKGM8.6-S-30V2

Spider Gears, Internal Kit, Side Gears, Cross Pin and Bolt, GM 2000 and Newer, Rear, 8.6 in., 30- Spline, Kit

Part Number: YGA-16056

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Granatelli Motor Sports High-Flow Thermostats 53060S

Thermostat, 160 Degrees, Each

Part Number: GRN-53060S

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

Earl's Performance Adjustable Coolant Crossover Tubes LS0035ERL

Water Pump Crossover, Billet Aluminum, -12 AN Female Inlets, -16 AN Male Outlet, Black Anodized, Adjustable, Each

Part Number: EAR-LS0035ERL

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

Standard Motor T-Series OE Replacement Horns HN17T

Horn, OE Replacement, High Tone, Each

Part Number: SMP-HN17T

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

TCI Automatic Transmission Controller Components 302611

Automatic Transmission Controller Component, Bluetooth Adapter, for Use Adapting the TCI EZ-TCU To Work with Bluetooth, GM, TCI, Each

Part Number: TCI-302611

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Continental OE Technology Series HY-T Black Heater Hoses 65009

Heater Hose, Elite HY-T, EPDM, Black, 3/4 in. I.D., 50.0 ft. Length, Each

Part Number: CEL-65009

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Clevite P-Series Main Bearings MS-2199P-20

Main Bearings, P Series, 1/2 Groove, .020 in. Crankshaft Undersize, Tri Metal, Chevy, 4.8, 5.3, 5.7L, Set of 5

Part Number: CLE-MS2199P20

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

PowerStop Z26 Street Warrior Brake Upgrade Kits for 2008-2009 9-7X, 2006-2009 TRAILBLAZER - K1454-26

Brake Rotors/Pads, Drilled/Slotted, Iron, Zinc Dichromate Plated, Front/Rear, Chevy, Saab, Kit

Part Number: PWR-K1454-26

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

ACDelco GM Genuine Parts Multi-Purpose Threaded Plugs 11610259

Engine Coolant Plug Fasteners, GM Genuine Parts, Bolt Style, Hex Head, M12 x 1.5 Thread Size, Steel, Buick, Cadillac, Chevy, GMC, Isuzu, Saturn, Each

Part Number: ADO-11610259

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

ACDelco Fuel Rail O-Ring Kits 12587147

Fuel Injector O-Rings, Rubber, 8 Fuel Rail O-rings, 8 Fuel Injector O-rings, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Olds, Pontiac, Saturn, Kit

Part Number: ADO-217-1588

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

Caspers Electronics Throttle Body Extension Cables for GM LS2/LS7 Engines 109133

Throttle Body Adapter Harness, 24 in. Long, Each

Part Number: CEI-109133

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

ACDelco GM Genuine Parts Multi-Purpose Seals 12471686

Axle Seal, Steel/Rubber, GM 8.5/8.625 in., 2.848 in. O.D., 1.623 in. I.D., Each

Part Number: ADO-291-315

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

Tire Pressure Monitoring System Sensors QF0470

Sensor, TPMS, Frequency Activation, 315-433 MHz AM, Each

Part Number: BCH-QF0470

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Walker Band Clamps 36438

Exhaust Clamp, Band Clamp, Stainless Steel, 2.50 in. Pipe Diameter, Each

Part Number: WLK-36438

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

Cloyes Replacement Timing Chains 9-303-5

Timing Chain, Replacement, Chain Only, GM LS Engine, .005 in. Reduced Center Distance, Each

Part Number: CLO-9-303-5

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

MotoRad Cooling System Pressure Tester Adapters 3127

Tester Adapter, Cooling System, Steel, Green, Buick, Chevy, Ford, GMC, Each

Part Number: SNN-3127

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLS Head Gaskets C5317-040

Head Gasket, MLS, 4.130 in. Bore, .040 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-040

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACL Performance Race Series Rod Bearing Sets 8B663H-020

Rod Bearings, Race Series, Tri-Metal, .020 in., .50mm Crankshaft Undersize, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663H-020

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Gold Hybrid Windshield Wiper Blades 19388171

Windshield Wiper Blade, Gold Hybrid, Polymer/Steel Frame, PTFE Coated Rubber Blade, Black, 22 in. Length, Each

Part Number: ADO-8-02216

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACT Heavy-Duty Pressure Plates GM015

Pressure Plate, Heavy-Duty, Diaphragm-Style, 11.000 in. Disc Diameter, Cadillac, Chevy, Pontiac, V9, Each

Part Number: ACL-GM015

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

CHEVROLET TRAILBLAZER Parts and Accessories