GMC SIERRA 1500 HD CLASSIC - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $125 at Summit Racing

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 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Mr. Gasket LS Starter Bolts 60942MRG

Starter Bolts, Steel, Zinc, Long and Short Bolts, Chevy, LS, Set of 3

Part Number: MRG-60942MRG

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Husky MudDog Mud Flaps 55001

Husky MudDog Mud Flaps 55001

Mud Flaps, Rubber, Front, with Weight, 12 in. Pair

Part Number: HUS-55001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

ACDelco Spark Plug Wire Sets 19417607

Spark Plug Wire Sets, Assembled, RFI Suppresion, Spiral Core, Black, Cadillac, Chevrolet, GMC, Hummer, Small Block, Set

Part Number: ADO-19417607

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

MagnaFlow Universal Catalytic Converters 99209HM

Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99209HM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

CURT Class 3 Receiver Hitch 13322

Trailer Hitch, Class III, 2 in. Receiver, Black, Round Tube, Chevy/GMC, Each

Part Number: CHT-13322

4.96 out of 5 stars ( 53 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Timken Wheel Bearings R1561TV

Wheel Bearing, Rear Outer, Each

Part Number: TMK-R1561TV

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Powermaster Street Alternators 48302

Alternator, AD244 Style, 2 Pin Regulator, 220 Amps, Offset 2 Inch Pulley, Natural Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-48302

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

ICT Billet Idler Pulley Relocation Brackets 551353

Idler Pulley Relocation Bracket, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, LS, Each

Part Number: ICB-551353

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

King SI-Series Rod Bearings CR 807SI 020

Rod Bearings, .020 in Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807SI020

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Dee Zee Red Label Series Truck Bed Toolboxes DZ 8170LTB

Toolbox, Red Label Series, Aluminum, Black Powdercoated, Locking, Chevy, Dodge, Ford, GMC, International, Jeep, Lincoln, for Nissan, Ram, Toyota, Each

Part Number: DZZ-DZ8170LTB

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

KYB MonoMax Gas Shocks and Struts 565104

Shock Absorber / Strut, MonoMax, Monotube, Gas Charged, Black Boot Included, Each

Part Number: KYB-565104

4.9 out of 5 stars ( 20 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

NGK Laser Platinum Spark Plugs PTR5D-10

Spark Plug, Laser Platimun, Projected Tip, 14mm Thread, 0.708 in. Reach, Tapered Seat, Each

Part Number: NGK-3784

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Cloyes Replacement Timing Chains 9-302

Timing Chain, Single Roller, Replacement, Chevrolet, Small Block, LS, Each

Part Number: CLO-9-302

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Westin HDX Drop Steps 56-119552

Step Bars, Nerf Bars, HDX, Stainless Steel, Black, Chevy, GMC, Pair

Part Number: WSA-56-119552

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Body Parts Rocker Panels RRP2772

Rocker Panel, Passenger Side Inner, Steel, EDP Coated, Extended Cab, Chevrolet, GMC, Each

Part Number: BDY-RRP2772

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

MotoRad Spec-R Racing Thermostats MRD105

Thermostat, Spec-R, with Seal, 160 Degrees F, Stainless Steel/Copper, Universal, Each

Part Number: SNN-MRD105

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Cometic MLS Head Gaskets C5477-066

Head Gasket, MLS, Multi-layer Stainless Steel, 4.000 in. Bore, 0.066 in. Compressed Thickness, Chevrolet, LS, Each

Part Number: CGT-C5477-066

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Earl's Performance LS Steam Vent Kits LS0014ERL

Engine Coolant Crossovers, LS Steam Vent Kits, Aluminum, Black Anodized, Chevy, Small Block LS, Kit

Part Number: EAR-LS0014ERL

Not Yet Reviewed

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Delphi MAP Sensors PS10000

Sensor, MAP, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Saturn, Each

Part Number: DFP-PS10000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Mr. Gasket LS Timing Cover Alignment Tools LSTC2

Timing Cover Installation Tool, Crankshaft Seal Position, Chevy, Each

Part Number: MRG-LSTC2

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers KC2023A

Disc Brake Kits, Z23 Evolution Sport Brake Upgrade Kits, Front and Rear, Cross-drilled/Slotted Rotors, 2-piston Red Calipers, Chevy, GMC, Hummer, Kit

Part Number: PWR-KC2023A

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Interstate Mega-Tron Plus Automotive Batteries MTP-78

Battery, Mega-Tron, 12 V, Starting, 800 Cold Cranking Amps, Side Posts, Each

Part Number: ISB-MTP-78

4.8 out of 5 stars ( 10 )

if shipped by air

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if shipped by air

In Store Purchase Only

Dorman Exhaust Manifold Mounting Hardware 03413HP

Exhaust Manifold Hardware, Bolts, Stainless Steel, Natural, 8mm x 1.25, 30mm Length, Cadillac, Chrysler, Chevy, Dodge, GMC, Set of 12

Part Number: RNB-03413HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

Airaid SynthaMax Jr. Cold Air Intake Kits 201-719

Air Intake, Airaid Jr., Red Filter, Black Polyethylene Tube, Cadillac, Chevy, GMC, 4.8L, 5.3L, 6.0L, Kit

Part Number: AID-201-719

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/13/2026 if shipped by air

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Estimated Ship Date: Monday 4/13/2026 if shipped by air

GMC SIERRA 1500 HD CLASSIC Parts and Accessories