GMC ENVOY Summit Racing Parts and Accessories

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 ( 5 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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

Part Number: SUM-365-160

4.18 out of 5 stars ( 44 )

Estimated Ship Date: Monday 11/16/2026 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 11/16/2026 if shipped by air

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 11/16/2026 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 11/16/2026 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 11/16/2026 if shipped by air

Poly Bushing kit replacement for SUM-7731112 Motor Mount kit.

Part Number: SUM-7731112-1

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/16/2026 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 ( 2 )

Estimated Ship Date: Monday 11/16/2026 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 11/16/2026 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 11/16/2026 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 11/16/2026 if shipped by air