Trailblazer parts at Summit Racing

Top Street Performance Standalone Fuel Injection Wiring Harnesses WH1201

Wiring Harness, Fuel Injection System, Standalone, Drive-By-Cable, LS1, Kit

Part Number: TSN-WH1201

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cloyes Race Billet True Roller Timing Sets 9-3658TX3

Cloyes Race Billet True Roller Timing Sets 9-3658TX3

Timing Chain and Gears, Single Roller, Steel Sprockets, Chevy, 5.7L LS, 6.0L LS, Kit

Part Number: CLO-9-3658TX3

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ Pro LS Drive-By-Wire Black Billet 103mm Throttle Body for Chevy LS SUM-227110B

Throttle Body, Drive-By-Wire, Billet Aluminum, Black Anodized, 103mm, Chevy, LS, Each

Part Number: SUM-227110B

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Timing Covers 12600326

Timing Cover, Aluminum, Natural, Chevy, LS, Each

Part Number: ADO-12600326

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

PowerBond Premium OEM Replacement Harmonic Balancers PB1190N

Harmonic Balancer, OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, 4.8, 5.3, 6.0, 6.2L

Part Number: PBB-PB1190N

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

Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867830R

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Red, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867830R

4.75 out of 5 stars ( 44 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Mahle Original Exhaust Gaskets MS16124

Exhaust Gaskets, Exhaust Manifold, Multi-layer Steel, GM Truck, LS, Includes EGR and Air Injection Gaskets, Set

Part Number: MAH-MS16124

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

DiabloSport AFM Disabler Devices S1000

AFM Disabler Device, Buick, Cadillac, Chevy, GMC, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: DBL-S1000

4.74 out of 5 stars ( 58 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

PSC Power Steering Pumps SP1403

Power Steering Pump, High Performance, High-Flow, 1600 psi, Black Reservoir, Non-Hydroboost, Chevrolet, GMC, Each

Part Number: PFN-SP1403

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

Chevrolet Performance Knock Sensor Wiring Harnesses 12601822

Wiring Harness, Knock Sensor Component, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: NAL-12601822

4.76 out of 5 stars ( 33 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ Positraction 30 Spline Differential Carriers GM 8.6 Inch SUM-730968

Differential Carrier, Positraction, Nodular Iron, GM 8.5/8.6 in., 30 Spline, 2.73 Up Ratio, Each

Part Number: SUM-730968

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

McGard Lug Nuts 64012

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

Part Number: MCG-64012

5.0 out of 5 stars ( 57 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Superchips Flashpaq Tuners 2845

Computer Programmer, DTC Reader, Flashpaq, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saturn, Each

Part Number: SRC-2845

4.14 out of 5 stars ( 28 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

DeatschWerks Fuel Injectors 16U-LS-1000-8

Fuel Injectors, 1,000 cc/min., 95 lb/hr., Chevy, Small Block LS, Set of 8

Part Number: DWK-16ULS10008

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Motive Gear Ring and Pinion Sets GM10-342A GM 8.5/8.625 in. 3.42 Gears

Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-342A

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ LS Valve Cover Gasket Kits SUM-G2603

Valve Cover Gasket, Chevy, LS, Pair

Part Number: SUM-G2603

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

Hays Twister 3/4 Race 2,400-2,800 Stall Torque Converter 97-1H24Q

Torque Converters, Twister 3/4 Race, 9.600 in. Dia., with Lockup, 30-Spline, 11.125 in. bolt pattern, 2,400-2,800 rpm Stall, 4L60-E, 4L65-E, Each

Part Number: HAY-97-1H24Q

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Hydraulic Roller Lifters 12698945

Lifters, GM Genuine Parts, Hydraulic Roller Style, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-12698945

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

Richmond Gear EXCel Ring and Pinion Sets GM85373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: RMG-GM85373

4.17 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Cometic MLS Head Gaskets C15361-040

Head Gasket, MLS, Multi-Layer Stainless, 3.810 in. Bore, 0.040 in. Compressed Thickness, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, LS, Each

Part Number: CGT-C15361-040

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 Ring and Pinion Sets GM10-456A GM 8.5/8.625 in. 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-456A

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Harmonic Balancer Fastener Bolts 12557840

Harmonic Balancer Bolt, Steel, Flanged Hex, Coarse Thread, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12557840

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

Chevrolet Performance Composition Head Gaskets 12589226

Head Gasket, MLS, 3.940 in. Bore, .052 in. Compressed Thickness, Chevy, Small Block, LS1/LS6, Each

Part Number: NAL-12589226

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Lokar Speedometer Cables SP-1500U

Speedometer Cable, GM, TH350/TH400/700R4, Polyethylene Jacket, Black, Each

Part Number: LOK-SP-1500U

4.75 out of 5 stars ( 55 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

760 CCA ACDelco Gold Automotive AGM Battery 88866268 BCI Group 48

Battery, Gold, AGM, Starting, 12 V, 760 Cold Cranking Amps, Top Terminals, BCI 48 Group, Each

Part Number: ADO-48AGMHR

5.0 out of 5 stars ( 5 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

CHEVROLET TRAILBLAZER Parts and Accessories