2003 Parts and Accessories

Torque Converter, Tork Master, 1,900-2,000 rpm Stall Range, Chevy, 4L60, 4L60E,700R4, Each

Part Number: BMM-70420

4.56 out of 5 stars ( 16 )

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

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Battery, 12 V, Deep Cycle/Starting, 1,150 Cranking Amps at 32 Degrees F, 10.24 in. Length, 7.20 in. Width, 6.75 in. Height

Part Number: XSP-D3400R

4.77 out of 5 stars ( 13 )

Cannot be shipped Internationally if shipped by air

• Restricted
• Free Shipping

Electric Water Pump, Aluminum, 55 GHP, Black Anodized, GM LS Engines, Each

Part Number: MEZ-WP333S

5.0 out of 5 stars ( 2 )

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

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Cylinder Head Fasteners, 12-point Style, Stud, Mixed Length Lower, Early LS Style, 8740 Chromoly Material, 180,000 psi, Black Oxide Finish, Kit

Part Number: ARP-234-4316

4.86 out of 5 stars ( 22 )

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

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Water Pump, Mechanical, Aluminum, Natural, Chevrolet, Pontiac, Each

Part Number: ADO-252-846

4.7 out of 5 stars ( 69 )

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

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Oil Pan Gasket, 1-Piece, Rubber, Steel Core, Chevy, LS, Each

Part Number: SUM-G2334

4.83 out of 5 stars ( 18 )

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

Rocker Arm Trunnion Upgrade Kit, Needle Bearing Style, Chevy, Small Block LS, Kit

Part Number: BTC-BTRTK001

4.36 out of 5 stars ( 67 )

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

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Spark Plug Wires, Super Conductor, Spiral, 8.5mm, Black, Multi-Angle Boots, Chevy, LS1/LS2/LS4/LS6/LS7, Set

Part Number: MSD-32813

4.45 out of 5 stars ( 44 )

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

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Lifters, Hydraulic Roller, Chevy, Set of 16

Part Number: CCA-850-16

3.6 out of 5 stars ( 30 )

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

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Flexplate, 168-tooth, Steel, Internal Engine Balance, SFI 29.1, TH400/4L80E, Chevy LS, Each

Part Number: TCI-399754

4.9 out of 5 stars ( 29 )

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

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Running Boards, PowerSteps, Aluminum, Black Anodized, Chevy, GMC, Kit

Part Number: MPA-75113-01A

4.5 out of 5 stars ( 6 )

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

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Crate Engine, GM 5.3L, LM7, 385 HP, Long Block, Internal Engine Balance, Aluminum Heads, Each

Part Number: HPE-HP97

4.93 out of 5 stars ( 15 )

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

• Core Charge $285.00
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Shocks and Struts, Street Performance Shocks, Stock/Lowered Ride Height, 0.00-5.00 in. Lowered, Gas-charged, Front, Chevy, Dodge, Ford, Toyota, Each

Part Number: BEL-10103I

4.64 out of 5 stars ( 61 )

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

Wheels, 510 Series Smoothie Midnight Black, 15 in. x 7.00 in., Steel, Gloss Black, 5 x 114.3mm/120.65mm Bolt Circle, 4.00 in. Backspacing, Each

Part Number: USW-510-57101

4.88 out of 5 stars ( 8 )

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

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Spark Plug, V-Power, Tapered Seat, 14mm Thread, 0708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3951

4.67 out of 5 stars ( 49 )

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

Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6

Part Number: SME-174003

4.19 out of 5 stars ( 16 )

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

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Intake Manifold, Performer RPM LS1, Aluminum, Timing Control Module, Chevy, LS1, 4.8L, 5.3L, 5.7L, 6.0L, Kit

Part Number: EDL-7118

4.1 out of 5 stars ( 10 )

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

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Harmonic Balancer, Super Damper, Internal Balance, Steel, Black, Chevy, Small Block, Each

Part Number: ATI-917246

4.74 out of 5 stars ( 23 )

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

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Differential, Eaton Detroit Truetrac, 35-Spline, Ford, 10.25 in./10.5 in., Full Floater Only, Each

Part Number: ETN-915A550

4.88 out of 5 stars ( 33 )

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

• Free Shipping
• $75 Summit Bucks

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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Cylinder Head, GenX® 280 HIP, CNC Competition Ported, Assembled, 280cc Ports, Titanium Retainers, 6-Bolt Pattern, GM LS3, LSX, Each

Part Number: TFS-3261T04-HC01

Not Yet Reviewed

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

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Differential, Eaton Detroit Truetrac, Limited Slip, 30-Spline, 3.73:1 and Down Only, Dana 44, Each

Part Number: ETN-913A589

4.78 out of 5 stars ( 9 )

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

• Free Shipping
• $75 Summit Bucks

Gear, Ring and Pinion, 3.73:1 Ratio, Ford, 8.8 in., Set

Part Number: FMS-M-4209-88373

4.85 out of 5 stars ( 48 )

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

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Battery, Dry Cell, 12 V, Deep Cycle/Starting, 850 Cold Cranking Amps, Top/Side Posts, 34/78 Group, Each

Part Number: ODY-3478PC1500DT

4.84 out of 5 stars ( 31 )

Cannot be shipped Internationally if shipped by air

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Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.10 and Lower Ratios, Each

Part Number: ETN-915A545

4.62 out of 5 stars ( 13 )

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

• Free Shipping
• $75 Summit Bucks