Trailblazer parts at Summit Racing

TCI Transmission Pans 378010

Automatic Transmission Pan, Stock, Aluminum, Polished, GM, 700R4, 4L60E, Kit

Part Number: TCI-378010

4.43 out of 5 stars ( 14 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Cometic MLS Head Gaskets C5489-066

Cometic MLS Head Gaskets C5489-066

Head Gasket, MLS, 4.100 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-066

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Replacement Fuel Injectors 19421333

Fuel Injectors, OEM Replacement, Cadillac, 4.6L, Each

Part Number: ADO-19421333

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACL Performance Race Series Rod Bearing Sets 8B663HXC-STD

Rod Bearings, Race Series, CT-1 Coated, Tri-Metal, .001 in., .025mm Extra Clearance, Chevrolet, Small Block, LS, Set of 8

Part Number: PEB-8B663HXC-STD

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Dayco Molded Heater Hoses 80405

Heater Hose, Molded, 5/8 in. Diameter, 36 in. Length, Each

Part Number: DAC-80405

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

MotoRad Cooling System Pressure Tester Adapters 3128

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

Part Number: SNN-3128

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Chevrolet Performance Timing Sprockets 12591689

Timing Gear, Camshaft Timing Sprocket, Iron, Chevy, Each

Part Number: NAL-12591689

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Mr. Gasket Water Necks 2670

Water Neck, Aluminum, Chrome Plated, Swivel, 60 Degree, Chevrolet, LS, Each

Part Number: MRG-2670

4.33 out of 5 stars ( 18 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Summit Racing™ Extended Life Oil Filters SUM-127001

Oil Filter, Canister, 22mm x 1.5 Thread, 3.350 in. High, common on 2007+ LS, Each

Part Number: SUM-127001

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Wiring Connectors 88987993

Wire Connectors, Female Type, Gray, Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-PT1798

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Standard Motor T-Series OE Replacement Horns HN16T

Horn, OE Replacement, Low Tone, Each

Part Number: SMP-HN16T

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Motive Gear Ring and Pinion Sets GM10-342 GM 8.5/8.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-342

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Motive Gear Master Ring and Pinion Installation Kits R10RLMK

Ring and Pinion Installation Kit, Master Kit, GM 8.5 in.; Incl. Bearing Kit Plus Ring Gear Bolts/Pinion Shi

Part Number: MGR-R10RLMK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Cometic MLS Head Gaskets C5489-027

Head Gasket, MLS, 4.100 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5489-027

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Fuel Rails 12660709

Fuel Rail, Complete Assembly, GM, V8, Vortec, Each

Part Number: ADO-12660709

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

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: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Spark Plug Wire Sets 19297032

Spark Plug Wires, Assembled, 7mm, Spiral Core, Red, Buick, Cadillac, Chevy, GMC, Hummer, Small Block LS, Set

Part Number: ADO-9748RR

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Timing Chain Tensioners 12626407

Tensioner, Timing Chain, Chevy, LS, Each

Part Number: ADO-12626407

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Mahle Original Premium Piston Ring Sets 41859CP.020

Piston Rings, Plasma-moly, 3.799 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-41859CP020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Walker Band Clamps 36439

Exhaust Clamp, Band Clamp, Stainless Steel, 3.00 in. Pipe Diameter, Each

Part Number: WLK-36439

4.5 out of 5 stars ( 24 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Lingenfelter Performance Engineering Thermostats L310015204

Thermostat, 160 Degrees Opening Temperature Rating, Copper/Steel, Gaskets, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: LPE-L310015204

4.2 out of 5 stars ( 30 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Sealed Power CP-Series Rod Bearings 2555CP 10

Rod Bearing, 0.010 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Oldsmobile, L6, V8

Part Number: SLP-2555CP10

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

Range Technology Auto Stop/Start Disabler Devices RA005B

Computer Chips and Modules, Auto Start/Stop Disabler, Blue LED, RPO Code KL9, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: RET-RA005B

4.54 out of 5 stars ( 24 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

ACDelco Valve Covers 12642655

Valve Covers, Replacement, Stock, Cast Aluminum, Natural, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12642655

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

MotoRad Thermostats with Seal 523-160

Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-523-160

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

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Estimated Ship Date: Friday 12/26/2025

CHEVROLET TRAILBLAZER Parts and Accessories