2012 GMC SIERRA-1500 Parts and Accessories

Spark Plug Wire Sets, Assembled, Solid Core, Black Boots, Red Wires, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-HTR

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Flexplate, Heavy-Duty, Steel, Internal Balance, 168 Tooth, SFI 29.1, Chevy, Each

Part Number: HAY-10-030

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Spark Plug, Professional, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-993

4.81 out of 5 stars ( 21 )

Estimated Ship Date: Today

Rod Bearings, Tri-metal, Copper Lead Nickel, .001 in. Extra Oil Clearance, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807XPNSTDX

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Alternators and Generators, Elite Series Billet Alternators, 12 V, 370 amps, Black Anodized, Serpentine, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-B8302370B

Not Yet Reviewed

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Shock, 5100 Series, Monotube, Rear, Chevy, GMC, Lifted, 4WD, Each

Part Number: BSN-24-186636

4.92 out of 5 stars ( 39 )

Estimated Ship Date: Today

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Ignition Coil Wiring Harness, Chevy, LS, Each

Part Number: ADO-357A

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Today

Coilover Shocks and Struts, 2.0 Performance Series IFP Shocks, Single-adjustable, Silver Powdercoated Spring, 2.0 in. Raised, Front, Chevy, GMC, Each

Part Number: FRS-985-02-018

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Step Bars, Stainless Steel, Polished, Round, 3 in. Diameter, Crew Cab, Chevy, GMC, Pair

Part Number: SUM-710101-SS

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Power Steering Pump, New, Stock Model, Reservoir, AMC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Oldsmobile, Plymouth, Pontiac, Each

Part Number: LSC-13155

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Head Gasket, MLX, 4.040 in. Bore, .051 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5505-051

5.0 out of 5 stars ( 1 )

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Wheel, CV34B Trail Boss, Aluminum, Gloss Black, 18 x 8.5 in., 6 x 6.50 in. Bolt Pattern, 5.770 in., Each

Part Number: OWH-9510943

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Computer Programmer, inTune i3, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: DBL-8200

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Today

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Computer Programmer, Flashpaq, CARB Edition, Chevy, Dodge, Ford, GMC, Pickup, Each

Part Number: SRC-4845

4.23 out of 5 stars ( 30 )

Estimated Ship Date: Today

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Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Cadillac, Hummer, Chevy, GMC, LS, Each w/o Oil cooler

Part Number: SUM-380536

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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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: Today

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

Part Number: EAR-LS0041ERL

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Wiring Harness, GM Gen IV 4.8-6.2L Harness, Throttle by Wire, Truck/SUV, 4L65E, Each

Part Number: PRF-60526

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Fuel Injectors, 700 cc/min., 67 lb/hr., Chevy, Small Block LS, Set of 8

Part Number: DWK-16ULS07008

Not Yet Reviewed

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Step Bars, Stainless Steel, Polished, Round, 3 in. Diameter, Extended Cab, Chevy, GMC, Pair

Part Number: SUM-710102-SS

4.4 out of 5 stars ( 20 )

Estimated Ship Date: Today

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Catalytic Converter, Direct Fit, Stainless Steel, Cadillac, Chevy, GMC, 4.8, 5.3, 6.0L, Each

Part Number: MPE-51578

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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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: Today

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24160

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Brake Kit, 16 in. Drilled/Slotted Rotors, Black 6-Piston Calipers, Front, GM, Kit

Part Number: WIL-140-8992-D

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Sep 25, 2025 if ordered today

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

Part Number: PBB-PB1190N

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today