GMC SIERRA 2500 HD - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2107 AAM/Chrysler/GM 11.5 in. 4.11 Gears

Ring and Pinion Gears,USA Standard 11.5" AAM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 4.125" OD Inner Pinion Bearing

Part Number: SPZ-10820

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

WeatherTech AlloyCover Tonneau Covers 8HF020066

WeatherTech AlloyCover Tonneau Covers 8HF020066

Tonneau Cover, AlloyCover, Folding, Aluminum, Black Matte, Chevy, GMC, 6.5 ft. Truck Bed Length, Each

Part Number: MNA-8HF020066

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Pacific Performance Engineering Exhaust Manifolds 116111400

Exhaust Manifolds, High Silicon Cast Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair

Part Number: PPE-116111400

Not Yet Reviewed

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FTI Performance SRL Series Billet Lockup 3,800 Stall Torque Converter SRLS47082

GM TORQUE CONVERTER, 4L80E, 4L85E, LS MOTOR, 3800 STALL HARD HIT

Part Number: FTI-SRLS47082

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

FTI Performance SRL Series Billet Lockup 3,800 Stall Torque Converter SRLT46391

GM TORQUE CONVERTER, 4L80E, 4L85E, LT MOTOR, 3800 STALL

Part Number: FTI-SRLT46391

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2122 GM 10.5 in. (14-bolt) 4.88 Gears

Ring and Pinion Gears,Yukon Gear & Axle 10.5" GM 14 Bolt, 4.88 Ratio Thick Rear Ring & Pinion GearInstall Kit Package,

Part Number: YGA-10522

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

Nitrous Express 4-Bolt Plate Nitrous Systems for GM LS Engine 20934-15

Nitrous Oxide System, 4-Bolt Throttle Body, 90mm Plate, Wet, +400 hp, 15 lb. Bottle, Chevy, LS, Kit

Part Number: NEX-20934-15

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Powertrax Grip Pro Traction Systems GM 10.5 Inch GT231430

Differential Carriers, Grip Pro Traction System, 30 Spline, 10.5 in. GM, Each

Part Number: PWT-GT231430

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

South Bend Clutch Stage 1 Heavy-Duty Clutch Kits K04237-HD

Clutch Kit, Stage 1 Heavy-Duty, Single, 1.375 in. - 10-spline, Organic Disc, Pressure Plate, Chevy, GMC, 8.1L, Kit

Part Number: SBB-K04237-HD

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

South Bend Clutch Stage 2 Daily Driver Clutch Kits K04204-HD-TZ

Clutch Kit, Stage 2 Daily Driver, Single, 1.378 in. - 10-spline, Kevlar® Disc, Pressure Plate, Chevy, GMC, 8.1L, Kit

Part Number: SBB-K04204-HD-TZ

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG GM11.5-456 AAM/Chrysler/GM 11.5 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, 2.005 in. Pinion, 30 Spline, 11.500 in. Ring Gear, GM/Chrysler, Set

Part Number: YGA-24443

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Dee Zee Transfer Tanks DZ92747XS

AUX/STEEL/LIQ TRNS TANK 92 GAL (STEEL) L-SHAPED 46.75. IN

Part Number: DZZ-DZ92747XS

Not Yet Reviewed

Estimated Ship Date: May 12, 2026 if ordered today

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Estimated Ship Date: May 12, 2026 if ordered today

Titan Fuel Tanks 7010211

Fuel Tank, Polyethylene, 57-Gallons, Chevy, GMC, Kit

Part Number: TFA-7010211

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Pacific Performance Engineering Exhaust Manifolds 116111620

Exhaust Manifolds, High Silicon Cast Iron, Black Ceramic Coated, Includes Stainless Steel Up-pipes, Chevrolet, GMC, 6.6L Diesel, LBZ, Kit

Part Number: PPE-116111620

Not Yet Reviewed

Estimated Ship Date: Today

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Pacific Performance Engineering Exhaust Manifolds 116111220

Manifolds and Up-Pipes GM 2002-2004 CA Y-pipe LB7 - Black

Part Number: PPE-116111220

Not Yet Reviewed

Estimated Ship Date: Today

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Fleece Performance Freedom Series DuraMax Cylinder Heads FPE-61-10003-D

Cylinder Head, 2006-2010 Factory LBZ/LMM Duramax Cylinder Head (Driver Side)

Part Number: FLE-FPE6110003D

Not Yet Reviewed

Estimated Ship Date: Today

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Edge Pulsar Duramax Modules 22400

Computer Chips and Modules, Pulsar In-Line Computers, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: EGE-22400

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Pacific Performance Engineering Exhaust Manifolds 116111200

Exhaust Manifolds, High Silicon Cast Iron, Natural, Chevy, GMC, 6.6L Diesel, Pair

Part Number: PPE-116111200

Not Yet Reviewed

Estimated Ship Date: Today

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Pacific Performance Engineering Exhaust Manifolds 116111635

Manifolds and Up-Pipes GM 2006-2007 Y-Pipe LLY/LBZ - Silver

Part Number: PPE-116111635

Not Yet Reviewed

Estimated Ship Date: Today

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Pacific Performance Engineering Exhaust Manifolds 116111235

Manifolds and Up-Pipes GM 2002-2004 CA Y-pipe LB7 - Silver

Part Number: PPE-116111235

Not Yet Reviewed

Estimated Ship Date: Today

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Pacific Performance Engineering Exhaust Manifolds 116112035

Exhaust Manifolds, High Silicon Cast Iron, Silver Ceramic Coated, Chevrolet, GMC, 6.6L Diesel, Kit

Part Number: PPE-116112035

Not Yet Reviewed

Estimated Ship Date: Today

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Fleece Performance TufShafts Axle Shafts FPE-TUFSHAFTS

Axle Shafts, Direct Fit, Fleece Performance, TufShafts, GM Front, Direct Fit Replacement, AAM 9.25 in. Front Axle, Chevy, GMC 2500, 3500, HD, Pair

Part Number: FLE-FPETUFSHAFTS

Not Yet Reviewed

Estimated Ship Date: Today

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WeatherTech AlloyCover Tonneau Covers 8HF020036

Tonneau Cover, AlloyCover, Folding, Aluminum, Black Matte, Chevy, GMC, 6.5 ft. Truck Bed Length, Each

Part Number: MNA-8HF020036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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PowerStop Z36 Truck and Tow Brake Upgrade Kits with Calipers for 2004 SIERRA 2500 HD, SILVERADO 2500 HD - KC4423-36

Brake Rotors, Pads, Red Calipers, Drilled/Slotted Rotors, Truck and Tow Pads, Front/Rear, Chevy, Kit

Part Number: PWR-KC4423-36

Not Yet Reviewed

Estimated Ship Date: Today

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S&B Filters Fuel Tanks 10-1023

Fuel Tank, 62 Gallons, Midship Mount, Polyethylene, Black, Crew Cab/Short Bed, Chevy, GMC, Duramax, Each

Part Number: SBF-10-1023

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GMC SIERRA 2500 HD Parts and Accessories