GMC SIERRA 3500 HD | Summit Racing

Rough Country N3 Suspension Lift Kits 10330

Suspension Lift Kit, N3, Steering Knuckles, Rear Leaf Spring Blocks, 5.00 in. Front, 5.00 in. Rear, Chevrolet, GMC, Kit

Part Number: ROU-10330

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

Body Armor 4x4 E-Power Board Steps GM-4500

Running Boards, Nerf Bars and Rock Sliders, Body Armor 4x4 E-Power Board Steps, Running Board, Aluminum, Black, Chevrolet, GMC, Sold as a Pair

Part Number: BBD-GM-4500

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Mishimoto Performance Radiators MMRAD-DMAX-11

Radiator, Performance, Crossflow, 2 Rows, Aluminum, Natural, Chevy, GMC, 6.6L Diesel, Each

Part Number: MIO-MRAD-DMAX-11

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

Edge Pulsar V3 with Edge Insight CTS3 22602-3

Computer Programmer, Pulsar V3 Insight with CTS3 Programmer, 2017-2019 L5P 6.6L Duramax, Kit

Part Number: EGE-22602-3

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Edge EvoHT2 Programmers 26402

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Retrax One MX Tonneau Covers 60462

Tonneau Cover, Retrax One MX, Retractable, Manual, Polycarbonate, Matte Black, Chevy, GMC, 6.5 ft. Truck Bed Length, Each

Part Number: RTX-60462

Not Yet Reviewed

Estimated Ship Date: Today

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Extang Solid Fold ALX Tonneau Covers 88658

Tonneau Covers, Solid Fold ALX, Folding, Hard, Matte Black, 8 ft. Truck Bed Length, Chevy, GMC, Each

Part Number: EXG-88658

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

PowerStop Z36 Truck and Tow Brake Upgrade Kits for 2011 SIERRA 3500 HD, SILVERADO 3500 HD - K5560-36

Pads and Rotors, Truck and Tow, Cross-Drilled/Slotted Surface, Iron, Zinc Plated, 13.980 in./13.980 in. Diameter, Z36 Carbon Fiber Ceramic Pads, Kit

Part Number: PWR-K5560-36

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

BakFlip G2 Tonneau Covers by BAK 26102

Tonneau Cover, BakFlip G2, Folding, Aluminum, Black, Chevy, GMC, 8 ft. Truck Bed Length, Each

Part Number: BAK-226102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers KC2073

Disc Brake Kit, Z23 Evolution Sport Brake Upgrade with Calipers, Front and Rear, Chevy, GMC, Kit

Part Number: PWR-KC2073

Not Yet Reviewed

Estimated Ship Date: Today

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Edge Juice Modules with Attitude CTS3 Programmers 21502-3

Computer Programmer, Juice Module with Attitude CTS3 Programmer, Chevy, GMC, 6.6L Diesel, LBZ, Kit

Part Number: EGE-21502-3

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Westin Pro Traxx 5 Wheel-to-Wheel Oval Step Bars 21-534775

Step Bars, Nerf Bars, Pro Traxx 5 Wheel-to-Wheel, Steel, Black, Chevy, GMC, Pair

Part Number: WSA-21-534775

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

Mishimoto Intercoolers MMINT-DMAX-06SL

Intercooler, Aluminum, Natural, 3.25 in. Inlet, Factory Quick Connect Outlet, Slip Fit, Chevy, GMC, Duramax

Part Number: MIO-MINTDMAX06SL

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

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: Jun 25, 2026 if ordered today

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Estimated Ship Date: Jun 25, 2026 if ordered today

AMP Research PowerSteps 75126-01A

Running Boards, PowerSteps, Aluminum, Black Anodized, Chevy, GMC, Kit

Part Number: MPA-75126-01A

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

BAK BakFlip MX4 TS Tonneau Covers 449133TS

Tonneau Covers, BAK BakFlip MX4 TS Tonneau Covers, 6 3/4 ft. Bed Length, Fleetside, Aluminum, Chevrolet, GMC, Each

Part Number: BAK-449133TS

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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Estimated Ship Date: May 20, 2026 if ordered today

UnderCover Armor Flex Tonneau Covers AX12026

Tonneau Cover, Armor Flex, Hard Folding, Matte Black, Chevrolet, GMC, 8 ft. Truck Bed Length, Each

Part Number: UCV-AX12026

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

Pacific Performance Engineering LLY/LBZ/LMM Cast Iron Cylinder Heads 110100103

Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LLY/LBZ/LMM, Each

Part Number: PPE-110100103

Not Yet Reviewed

Estimated Ship Date: Today

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Fleece Performance CP3K Fuel Pump Kits FPE-DMAX-CP3K

Fuel Pump, CP3K, Mechanical, Injection Style, Chevy, GMC, 6.6L Diesel, Kit

Part Number: FLE-FPEDMAXCP3K

Not Yet Reviewed

Estimated Ship Date: Today

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Firestone Ride-Rite Analog All-In-One Kits W217602873

Air Springs, Ride-Rite Analog All-In-One, Air Compressor, Gauge, Rear, Chevrolet, GMC, Kit

Part Number: FIP-2873

Not Yet Reviewed

Estimated Ship Date: Today

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S&B Filters Fuel Tanks 10-1017

Fuel Tank, Polyethylene, 62-Gallons, Chevrolet, GMC, Crew Cab, Short Bed, Duramax, Each

Part Number: SBF-10-1017

Not Yet Reviewed

Estimated Ship Date: Today

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Fleece Performance Freedom Series DuraMax Cylinder Heads FPE-61-10004-P

Cylinder Head, Freedom Remanufactured Duramax, Passenger side, 6.6L, LML, Chevy, GMC, Each

Part Number: FLE-FPE6110004P

Not Yet Reviewed

Estimated Ship Date: Today

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PPE Cylinder Heads 110100105

Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LML, Each

Part Number: PPE-110100105

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Flowmaster Stainless Steel American Thunder Exhaust Systems 817541

Exhaust System, American Thunder, Cat-back, Stainless Steel, Natural, Split Rear Exit, Chevy, GMC, 6.0L, Kit

Part Number: FLO-817541

3.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Rough Country Power Running Boards PSR51518

Running Boards, Power Running Boards, Lighted, Aluminum, Black Textured Powdercoated, Chevrolet, GMC, Pair

Part Number: ROU-PSR51518

Not Yet Reviewed

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Fox 2.5 Performance Series Shocks FOX88426031

Shock, FOX 2.5 Performance Series IFP, Rear, Chevy, GMC, 6.5 in. Lifted, Pair

Part Number: BDX-FOX88426031

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

GMC SIERRA 3500 HD Parts and Accessories