More Power in Every Purchase - Join the Summit Rewards Program Today!

More Power in Every Purchase - Join the Summit Rewards Program Today!

Stay Cool With SUMMER SALE Savings!

2012 GMC SIERRA-1500 Parts and Accessories

Individual Parts

Results 1 - 25 of 1494

On-Board Air Compressor, WirelessAir, EZ Mount, Wireless Control, Kit

Part Number: AIR-74000EZ

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

AFM/DOD Delete Combos, Camshaft/Lifters/Trays/Thrust Plate/Steel VVT Oil Control Valve, Chevy, GMC, 5.3L LC9, LH6, LMG, LY5, LS, Kit

Part Number: MEL-MDK300

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Radiator, Aluminum, Crossflow, Cadillac, Chevy, GMC, Hummer, Each

Part Number: MIO-MMRAD-GMT-99

4.55 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

HP Tuner, MPVI3, Pro Feature Set, 8 Universal Credits, Kit

Part Number: HPT-M03-000-08

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Control Arms, Tubular, Steel, Black, Front Upper, Front Lower, Adjustable, Chevrolet, GMC, Set

Part Number: IHC-S0005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Ignition Coil, Blaster OEM Replacement, Buick, Cadillac, Chevy, GMC, Isuzu, Hummer, Pontiac, Saab, Set of 8

Part Number: MSD-82658

4.85 out of 5 stars ( 33 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Hood, Cowl Induction Style, Bolt-on, Steel, EDP Coated, GMC, Each

Part Number: KPT-0856-046

4.81 out of 5 stars ( 16 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Differential, Posi Performance, Limited Slip, 30-Spline, GM, 8.5 in., Truck, 3 Series, Each

Part Number: ETN-19559-010

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

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: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

JBA Performance Exhaust Cat4ward Headers 1850S-2

$75.00 Mail-In Rebate

Price after Manufacturer Rebate: $518.52

Rebate Expires: 9/30/2025

Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

Get $75 back after rebate on qualifying JBA Headers! Go to https://pertronixbrands.com/blogs/rebates for a complete list of products and to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked by 10/31/25. Limit one rebate per household. Allow 3-4 weeks for processing. Rebate for end consumer only. Valid in the USA, Canada and Puerto Rico.

Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: JBA-1850S-2

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

  • $75.00 Mail-In Rebate

    Price after Manufacturer Rebate: $518.52

    Rebate Expires: 9/30/2025

    Get $75 back after rebate on this JBA Header! For more information go to: https://pertronixbrands.com/blogs/rebates

    Get $75 back after rebate on qualifying JBA Headers! Go to https://pertronixbrands.com/blogs/rebates for a complete list of products and to redeem offer. Valid on purchases made between 7/1/25 and 9/30/25. Rebate submission must be postmarked by 10/31/25. Limit one rebate per household. Allow 3-4 weeks for processing. Rebate for end consumer only. Valid in the USA, Canada and Puerto Rico.

...Loading

Estimated Ship Date: Tomorrow

Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70419

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Ride Height Sensor, RidePro E5, Sensor Linkage, Harness, Hardware, Kit

Part Number: ART-30400036

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Leaf Springs, Split Mono-Leaf Springs, Stock Ride Height, Black, Polyurethane Bushings, Rear, Chevrolet, GMC, Pair

Part Number: CLV-340-46

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Fuel Injectors, 550 cc/min., 52 lb/hr., Chevy, Small Block LS, Set of 8

Part Number: DWK-16ULS05508

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

On-Board Vehicle Air Compressor, WirelessAir, Wireless Compressor Control, Compressor, Manifold, Control for 2 Air Bags, Kit

Part Number: AIR-74000

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

ALTERNATOR, E Series 400 amp Black Billet GM truck 05-13, Each

Part Number: MEH-B8302400B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Rocker Arms, Ultra Gold ARC, Pedestal Mount, Full Roller, Aluminum, 1.72 Ratio, Chevy, LS3, L92, Set of 16

Part Number: CCA-19028-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair

Part Number: DOU-D3373-B

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4902781

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

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

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Cruise Control, Drive-by-Wire, GM, LS, Kit

Part Number: DAK-CRC-1000-3

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Leaf Springs, Split Mono-Leaf, Racing, 1.00 in. Lowered Ride Height, Chevrolet, GMC, 1500, Pair

Part Number: CLV-340-44

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Suspension Helper Springs, HD Active Suspension Systems, 3,000 lbs. Capacity, Black E-Coat, Chevy, GMC, Kit

Part Number: RAS-4611HD

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Control Arm, Ball Joint, Steel, Black Powdercoated, Front Upper, Cadillac, Chevy, GMC, Pair

Part Number: MMC-50706

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.