2003 Parts and Accessories

Stage 4 Pro LS Cam 238/246 113+3, .625/.605 Lift, Maximum power version, 3-bolt 5.3, 5.7, 6.0, 6.2, 7.0, LS1 LS2 LS6 LS3 LS7 LSA LQ4 LQ9 LS9 LY6 LY5

Part Number: SUM-8709R1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Pro LS 2618 Forged Piston, 4.030 bore, 1.299 C.H., 2cc Flat, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.0L LY6 LQ4 LQ9, Set of 8

Part Number: SUM-2999274030-2

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Disc Brake, Big Brake, Front, Drilled/Slotted Rotors, 6-piston Caliper, Black, Buick, Chevy, GMC, Olds Pontiac

Part Number: WIL-140-12837-D

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Wiring Harness, Fuel Injection, for Engine Swaps, Multi-Port, Mass Airflow, with 10 Circuit Fuse Block/GM Colors, Chevy, LS 4.8, 5.3, 6.0L, Each

Part Number: PRF-60217

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Dipstick, Braided Stainless Steel, Black, Firewall Mount, Chevy, 4L80E, Each

Part Number: LOK-XTD-34L80FM

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Alternator and Power Steering Brackets, Driver Side, Alternator Upper Mount, Power Steering Lower Mount, Billet Aluminum, Chevy, LS, Kit

Part Number: ICB-551519X-3

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Custom Age, 12-Point Head, Dodge, Cummins Diesel, 24 Valve, Kit

Part Number: ARP-247-4204

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, Performer RPM, Aluminum, Assembled, 58cc, 176cc Intake Runner, Dodge, Jeep, 5.2, 5.9L, Each

Part Number: EDL-61775

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Air Conditioner Brackets, A/C Compressor Brackets, Sanden 508, Billet Aluminum, Natural, Idler Pulley, Chevy, LS, Kit

Part Number: ICB-551474-3

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Wiring Harness, Fuel Injection, Multi-Port, Mass Airflow, Chevy, 4.8/5.3/6.0L, Kit

Part Number: PRF-60221

3.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head, GenX® 220, Fast As Cast®, Assembled, 64cc CNC Chambers, Titanium Retainers, GM LS1, Each

Part Number: TFS-3061T001

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Cylinder Head Studs, Pro Series, 12-Point Heads, Ford, 6.0L Diesel, Kit

Part Number: ARP-250-4202

5.0 out of 5 stars ( 33 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Oil Pump, Standard-Volume, Chevy, 4.8/5.3/5.7/6.0L, Each

Part Number: MEL-M295

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Stage 1 Pro LS Truck Swap Cam, High-Lift version, 209/217 112 + 1 .550/.550 Lift, 3-bolt, 4.8-6.2L, LQ4 LQ9 LY6 LS1 LS2 LY6 LS6 LS7 LS9 LH6, Each

Part Number: SUM-8719R1

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Torque Converter, Night Stalker, 12 in. Diameter, Lockup, 2,800-3,200 Stall, GM, 700R4 , Each

Part Number: APE-48443

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Crankshaft Damper Drill Pinning Fixture Tool, Harmonic balancer, Gen III/IV LS, LT, Kit each

Part Number: SUM-900341

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Automatic Transmission Rebuild Kit, GM, 4L60E, 30-Spline, Kit

Part Number: SUM-705005

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Valve Covers, Tall Height, Cast Aluminum, Black Crinkle, Plain, Chevy, LS, Pair

Part Number: SUM-440362

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Pro LS Big Truck Torkinator High Lift. 212/218 Dur., 110+3, .600/.585 Lift, 3-bolt, 4.8 5.3 5.7 6.0 6.2, Vortec LM7 L33 LS2 L92 L96 LY6 LQ4 LQ9 , Each

Part Number: SUM-8728R1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Oil Pump, Wet Sump Style, Standard-volume, High-pressure, Cadillac, Chevy, GMC, Each

Part Number: MEL-10355

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Headers, Street, Mid-Length, Steel, Temporary Paint, Chevy Small Block, Pair

Part Number: HED-68600

4.24 out of 5 stars ( 50 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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K-Member, Steel, Tubing, Black, Ford, Each

Part Number: AJE-MU40UM

4.52 out of 5 stars ( 42 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Tool, Harmonic Balancer Installation Tool, Chevy GM, LS/LSX, Gen III/IV, Steel, Black, Each

Part Number: SUM-900135

4.9 out of 5 stars ( 154 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Headers, Street, Mid-Length, Steel, Polished Silver Ceramic Coated, Chevy Small Block, Pair

Part Number: HED-68606

4.0 out of 5 stars ( 19 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Oil Pump, Standard-Volume, Standard Pressure, Chevy, Small Block/V6, Each

Part Number: MEL-M55

4.46 out of 5 stars ( 28 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air