GMC SIERRA 3500 Summit Racing Parts and Accessories

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Blue, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867830

4.75 out of 5 stars ( 36 )

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

Thermostat, 187 Degree, WithThermostat Housing, Copper/Brass, Stainless Body, GM, Each

Part Number: SUM-367-187

5.0 out of 5 stars ( 3 )

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

Brake Rotors, Drilled/Slotted, Iron, Zinc Dichromate Plated, Front, Chevy, GMC, Pair

Part Number: SUM-BRC-66059PR

Not Yet Reviewed

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

• Free Shipping

Exhaust Flange, LS Truck Manifold Steel, 2.5 in. Pipe Diameter, Natural, Pair, GM 5.3 6.0 6.2 LQ4 LQ9 LM7

Part Number: SUM-680500

4.33 out of 5 stars ( 6 )

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

Fuel Injector, Diesel, Chevy, GMC, 6.6L, Duramax, LB7, 2001-2004.5, Each

Part Number: SUM-240070

Not Yet Reviewed

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

• Core Charge $125.00
• Free Shipping

Cab Visor, Sportvisor, Fiberglass, White Gelcoat, Chevy, GMC, Pickup, Each

Part Number: SUM-480001

4.94 out of 5 stars ( 16 )

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

• Free Shipping

Tonneau Cover, Soft Folding, Vinyl, Black, Above the Bed Rails, 6 1/2 Ft, Bed, Chevy, GMC, Each

Part Number: SUM-484917

4.5 out of 5 stars ( 2 )

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

• Oversize $46.99

Timing Chain and Gear Set, Double Roller, Billet, 3 Bolt, 1 Cam Sensor, Adjustable, Chevrolet, LS, Set

Part Number: SUM-G6646-BA

1.0 out of 5 stars ( 1 )

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

• Free Shipping

Step Bars, Oval, Stainless Steel, Polished, 4 in. Diameter, Standard Cab, Chevy, GMC, Pair

Part Number: SUM-710203-SS

4.0 out of 5 stars ( 2 )

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

• Free Shipping

Brake Rotors, Cross-Drilled/Slotted, Iron, Zinc Dichromate Plated, Rear, Chevy, GMC, Pair

Part Number: SUM-BRC-66044PR

Not Yet Reviewed

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

• Free Shipping

Spark Plug Wires, Summit Street Series, 8mm, 500 Ohm, Black, 9" Leads, OEM Coil Boots, LS, V8, Set

Part Number: SUM-877828

Not Yet Reviewed

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

Step Bars, Oval, Steel, Powedercoated, 4 in. Diameter, Crew Cab, Chevy, GMC, Pair

Part Number: SUM-710201-B

4.75 out of 5 stars ( 8 )

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

• Oversize $46.99

Wheel, Off-Road-8, 16 x 8 in., Aluminum, Polished, 4.5 in. Backspace, 8 x 165.1mm Bolt Pattern, Each

Part Number: SUM-56-6881P0

Not Yet Reviewed

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

• Free Shipping

Ignition Coils, Coil Pack, D580 Style, Epoxy, Square, Black, Includes Brackets, Cadillac, Chevy, GMC, Pontiac, LS, Kit

Part Number: SUM-CSUM8500

Not Yet Reviewed

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

• Free Shipping

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Red, 9" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-867828RWS

Not Yet Reviewed

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

Step Bars, Oval, Steel, Black Powedercoated, 4 in. Diameter, Extended Cab, Chevy, GMC, Pair

Part Number: SUM-710202-B

3.6 out of 5 stars ( 5 )

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

• Free Shipping

Thermostat, 160 Degree, Bypass Valve, Copper/Brass, GM, Each

Part Number: SUM-367-160

3.0 out of 5 stars ( 2 )

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

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Blue, 9" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867828

4.14 out of 5 stars ( 14 )

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

Heat Protection, Spark Plug Boot Heat Shields, Straight, Aluminum, Natural, 2 3/8 in. Long, LS, Set of 8

Part Number: SUM-889511

5.0 out of 5 stars ( 4 )

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

Seat Foam , Replacement 03-06 Chevy / GMC Suv/Truck , Bucket Seat , Lower Seat Bun , LH Side, Each

Part Number: SUM-RP20046-LH

Not Yet Reviewed

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

Tonneau Cover, Soft Folding, Vinyl, Black, Above the Bed Rails, 8 Ft, Bed, Chevy, GMC, Each

Part Number: SUM-484918

Not Yet Reviewed

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

• Oversize $46.99

Spark Plug Wires, Race Series, 8.5mm, Black, 50 Ohm, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-887830

4.13 out of 5 stars ( 30 )

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

Alternator, Internal Regulator, 12 V, 145 amps, Natural Finish, Serpentine Pulley, Each

Part Number: SUM-810347

3.8 out of 5 stars ( 5 )

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

• Free Shipping

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Blue, 9" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-867828WS

Not Yet Reviewed

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

Universal Joint, 1344 Style, Greasable, Steel, Each

Part Number: SUM-732001

3.0 out of 5 stars ( 2 )

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