Availability
2003 HARLEY-DAVIDSON Parts and Accessories
Spark Plug, Standard Series, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Resistor, Each
Part Number: NGK-3932
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Spark Plug, Standard Series, Gasket Seat, 12mm Thread, .750 in. Reach, Projected Tip, Resistor, Each
Part Number: NGK-4339
Estimated Ship Date: Today
Estimated Ship Date: Today
Light Bulb, Halogen Series, H11, H9, H8, Halogen, Clear, 55 Watt Low Beam, Each
Part Number: HLA-H11
Estimated Ship Date: Today
Estimated Ship Date: Today
Light Bulb, High Wattage Series, H4, Halogen, White, 3200K Temperature, 80 Watt Low Beam, 100 Watt High Beam, Pair
Part Number: HLA-H4-100-80WTB
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, XS Xtreme Sport, Iridium, 12mm Thread, 0.750 in. Reach, Gasket Seat, 11/16 in. Wrench Size, Each
Part Number: ATL-XS4162
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, Copper Core, Gasket Seat, 12mm Thread, .750 in. Reach, Partial Projected, Resistor, Each
Part Number: ATL-4164
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Filter, Canister Style, Black, 3/4-16 in. Female Threads, Filter Bypass Relief Valve, 3.410 in. Height
Part Number: WIX-51215
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, XP Xtreme Performance, Iridium, 12mm Thread, 0.750 in. Reach, Gasket Seat, 11/16 in. Wrench Size, Each
Part Number: ATL-XS4164
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, Copper Plus, 12mm Thread, .750 in. Reach, Resistor, Each
Part Number: CPN-810
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Light Bulb, Capsule, Halogen, H11, Clear, for use on Acura®, Honda®, Chevy, Chrysler, Each
Part Number: WAG-BP1255H11
Estimated Ship Date: Today
Estimated Ship Date: Today
Oil Filter, Full-Flow Lube Spin-On, Canister Style, Buell, Moto Guzzi, Each
Part Number: FRM-PH6022
Estimated Ship Date: Today
Estimated Ship Date: Today
Light Bulbs, High Wattage Series, H4 Bulb Style, Halogen, White, 3200K Color Temperature, Pair
Part Number: HLA-H4-130-90WTB
Estimated Ship Date: Today
Estimated Ship Date: Today
Light Bulb, 9003/HB2, Halogen, Clear, 12 V, 55/60 Watts, Each
Part Number: HLA-9003
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Warning Light Sending Unit, Oil Pressure, Thread-in, 1/4 in. NPT, Ford, Lincoln, Mercury, Saab, Each
Part Number: SMP-PS149
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, E3, Gasket Seat, 12mm Thread, 0.750 in. Reach, Projected Tip, Resistor, Each
Part Number: ETP-E3-36
Estimated Ship Date: Today
Estimated Ship Date: Today
MINI HALOGEN BULB
Part Number: HLA-H413090W
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ignition Cover, Flat, Steel, Chrome, Harley-Davidson®, Each
Part Number: BKC-48-8756
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Light Bulbs, Long Life Miniature, 3157, Clear, Pair
Part Number: WAG-BP3157LL
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug, Iridium, Iridium, 12mm Thread, 0.750 in. Reach, Flat Seat, 5/8 in. Wrench Size, Each
Part Number: CPN-9701
Estimated Ship Date: Today
Estimated Ship Date: Today
S&S Cycle 1936+ BT .730in x .890in x .925in Pushrod Cover Cap Spring
Part Number: SSY-93-4018
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Valve Stem Installation Protector, 0.3125 in. Stem Diameter, Harley-Davidson®, Each
Part Number: KPM-20-20637
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Gasket, Stock Port, Harley-Davidson®, Each
Part Number: SSY-106-5029
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Carburetor Diaphragm, CV Carburetor, Rubber, Harley-Davidson®, Each
Part Number: TWP-027690
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Headlight Wiring Harness, Replacement, Standard Length, for use on Acura®, for use on Honda®, for Hyundai, for Infiniti, for Nissan, BMW, Chevy, Each
Part Number: SMP-LWH109
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Spark Plug, RA8HC, Copper Core, 12mm Thread, .750in. Reach, Resistor, Each
Part Number: CPN-810C
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster