HUMMER Summit Racing Parts and Accessories

Thermostat, 160 Degree, High-Flow, Bypass Valve, Copper/Brass, Stainless Body, Chevy, Pontiac, GMC, LS, Each

Part Number: SUM-365-160

4.26 out of 5 stars ( 39 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Gasket, Gen. 3/4 LS Timing Cover Set with Seal and Oil pump O-Rings, Cork/Rubber, 4.8/5.3/5.7/6.0/6.2L, V8's, Kit

Part Number: SUM-G2628

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Shock/Strut, Twin-Tube, Red Polyurethane Bushings, Includes Red Boot, Each

Part Number: SUM-G7744

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 2/23/2026 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 ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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 2/23/2026 if shipped by air

Ignition Coils, Coil Pack, D585 Style, Epoxy, Round, Black, LS, V8, Chevy, Cadillac, GMC, Buick, Hummer, Isuzu, Each

Part Number: SUM-850501-1B

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Automatic Transmission Filter, Direct Fit, 6L50E,6L80E, Cadillac, Chevy, GMC, Hummer, Each

Part Number: SUM-G19016

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Ignition Coils, Coil Pack, Epoxy, Square, Black, LS, V8, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: SUM-850504-1B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 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 2/23/2026 if shipped by air

Transmission Filter, Direct Fit, Black Fiber, Gasket Included, 4L60E, 4L65E, 4L70E, 4wd Deep Pan, Kit

Part Number: SUM-G1909F

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Transmission Filter, Direct Fit, Black Fiber, Deep Pan, 4L80E, Kit

Part Number: SUM-G19010F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

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 2/23/2026 if shipped by air

Shock/Strut, Twin-Tube, Red Polyurethane Bushings, Includes Red Boot, Each

Part Number: SUM-G7740

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Black, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505BK

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Sensor, TPMS, 315 MHz AM, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saturn, Suzuki, Each

Part Number: SUM-RDE054

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Ignition Coils, Coil Pack, Epoxy, Square, Red, LS, V8, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: SUM-850504-1R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Silver, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 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 2/23/2026 if shipped by air

Ignition Coils, Coil Pack, D585 Style, Epoxy, Round, Red, LS, V8, Chevy, Cadillac, GMC, Buick, Hummer, Isuzu, Each

Part Number: SUM-850501-1R

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Red, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505R

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Blue, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Sensor, TPMS, Valve Stem, 315 MHz AM, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: SUM-RDE086

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Shock, Twin-Tube, Rear, Ford, Each

Part Number: SUM-G77055

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/23/2026 if shipped by air

Shock, Twin-Tube, Rear, Hummer, Each

Part Number: SUM-G77053

Not Yet Reviewed

Estimated Ship Date: Monday 2/23/2026 if shipped by air