Trailblazer parts at Summit Racing

ICT Billet Wiring Harness Extensions WECAM30-48

Wiring Pigtail, Camshaft Position Sensor, Male and Female, 3-pin, 48 in. Long, Chevy, Each

Part Number: ICB-WECAM30-48

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Melling Replacement Hydraulic Lifters JB-7524

Melling Replacement Hydraulic Lifters JB-7524

Lifters, Hydraulic Lash Adjuster, Buick, Cadillac, Chevy, Ford, GMC, Hummer, Isuzu, Lexus, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Toyota, Each

Part Number: MEL-JB-7524

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

MagnaFlow Universal Catalytic Converters 51206

Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each

Part Number: MPE-51206

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

75W90 Motul Motylgear Oil 109055

Gear Lube, Motylgear Oil, 75W90, 1 liter, Each

Part Number: MTL-109055

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

ICT Billet MAP Sensor Harness Adapters WAMAP31-6

Map Sensor Adapter, Convert LS Gen III Map Sensor Harness to Gen IV LS Bosch Style Sensor, Chevrolet, Each

Part Number: ICB-WAMAP31-6

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

Dorman Wheel Studs 610-254

Wheel Stud, Press-In, 12mm x 1.50 RH Thread, 41.5mm Length,12.73mm Knurl, Set of 10

Part Number: RNB-610-254

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

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: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Chevrolet Performance Valve Springs 12713265

Valve Spring, LS6 Style,.550 Max lift, Single Beehive, 1.290 in. o.d., 375 lbs./in. Spring Rate, 1.800 in. Installed Height, Each

Part Number: NAL-12713265

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cloyes Timing Chain Kits 9-4205SA

Timing Set, Single Roller, Steel, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: CLO-9-4205SA

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

WIX Filters Oil Filters 51042

Oil Filter, Replacement, AMC, Buick, Cadillac, Chevy, Olds, Pontiac, Each

Part Number: WIX-51042

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-323 GM 8.5/8.6 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24493

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King HP-Series Main Bearings MB5013HP 001

Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Alecular Silicon, Chevy, Small Block, LS, Set of 5

Part Number: KGB-MB5013HP001

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

CVR Protorque Starters 5414

Starter, Protorque, Mini, 1.9 HP, 5 Position Mount, Chevy, Small Block Gen III/IV LS Based Engines, Each

Part Number: CVS-5414

3.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

King XP-Series Main Bearings MB5013XP 020

Main Bearings, XP-Series, Copper/Lead/Nickel, 0.020 in. Crankshaft Undersize, Chevy, 4.8, 5.3, 5.7, 6.0L, Set

Part Number: KGB-MB5013XP020

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Master Ring and Pinion Installation Kits R10RLAMKT

Ring and Pinion Installation Kit, Complete, GM 8.625 in., Rear, Kit

Part Number: MGR-R10RLAMKT

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Powermaster High-Amp Alternators 58550-4

Alternator, High-Amp, 245 amp, 12 V, 1-Wire, Serpentine, Black Finish, Denso Case, Internal Regulator with Dash Light, Cadillac, Chevy, GMC, Each

Part Number: PWM-58550-4

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

McGard Spline Drive Lug Nut Sockets 65300

Wheel Lug Socket, Vanadium Steel, 13/16 in. Spline Drive, Each

Part Number: MCG-65300

4.08 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Replacement Throttle Position Sensors 19259452

Throttle Position Sensor, Replacement, Each

Part Number: ADO-19259452

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Lokar Speedometer Cables SP-1501HT

Speedometer Cable, GM, TH200/200-4R/4L60/Powerglide, Stainless Steel Jacket, Natural, Each

Part Number: LOK-SP-1501HT

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

PRW Flexplate Fasteners 1003907

Flexplate Bolts, 11mm x 1.5 Thread, 12-Point, .880 Length, GM Gen III/IV, Set of 6

Part Number: PQX-1003907

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Ignition Coil Mounting Brackets 12580353

Coil Bracket, Steel, Black, Coil Pack, Each

Part Number: ADO-12580353

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

ACDelco Wiring Connectors 19300471

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-PT2974

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

Powermaster XS Volt Alternators 4823783

Alternator, XS Volt, GM AD244 Style, 12/14/16V, 220 amps, Natural, Under Drive Serpentine Pulley, Each

Part Number: PWM-4823783

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Advanced Fuel Dynamics PROFLEX Direct Flex Fuel Systems PFD-GMLS-1

Flex Fuel Conversion Kits, PROFLEX Direct, Chevy, GMC, Pontiac, LS, E85, Kit

Part Number: AFD-PFD-GMLS-1

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

Melling Timing Chain Sets TOPK-1004HV

TIMING SET WITH OIL PUMP

Part Number: MEL-TOPK-1004HV

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

CHEVROLET TRAILBLAZER Parts and Accessories