GMC SIERRA 3500 HD Summit Racing Ignitions & Electrical

Spark Plug Wires, White Ceramic, Spiral Core, 8mm, Black, 135 Degree Boots, GM, Saab, Isuzu, Hummer, Set

Part Number: SUM-881102

4.61 out of 5 stars ( 36 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SUM-867828R

4.45 out of 5 stars ( 101 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug Wires, Black Ceramic, Spiral Core, 8mm, Black, 135 Degree Boots, GM, Saab, Isuzu, Hummer, Set

Part Number: SUM-881112

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Sensor, Flex Fuel, OEM GM, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: SUM-196305

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SUM-867830R

4.75 out of 5 stars ( 44 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Battery, Red Top, Starting, 800 Cold Cranking Amps, Top and Side Post, BCI Group 12V, Hold Down and Cable Included, Kit

Part Number: CMB-06-0122

Not Yet Reviewed

Cannot be shipped Internationally if shipped by air

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Spark Plug Wires, Black Ceramic, Spiral Core, 8mm, Black, 135 Degree Boots, GM, LS, Set

Part Number: SUM-881111

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Starter, Protorque, Mini, Chevy, LS, Each

Part Number: SUM-820320

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

• Free Shipping

Spark Plug Wires, Race Series, 8.5mm, Black, 50 Ohm, 9" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-887828

4.48 out of 5 stars ( 29 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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 4/20/2026 if shipped by air

Oxygen Sensor Harness Extensions, 12 in. long, Trapezoidal 4-Pin Connector, GMC, Chevy, Pair

Part Number: SUM-890168

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 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 4/20/2026 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 4/20/2026 if shipped by air

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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 4/20/2026 if shipped by air

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 4/20/2026 if shipped by air

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Red, 12" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-867830RWS

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SUM-887830WS

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug Wires, Race Series, 8.5mm, Black, 50 Ohm, 9" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-887828WS

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Replacement Component, IAC/TPS Mounting Hardware, Stainless, GM LS Engines, Each

Part Number: SUM-921100

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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

Part Number: SUM-867830WS

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

Spark Plug Wires, Summit Street Series, 8mm, 500 Ohm, Black, 12" Leads, OEM Coil Boots, LS, V8, Set

Part Number: SUM-877830

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air