Availability
2003 Parts and Accessories
Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each
Part Number: FLO-42441
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Tire, Proxes R888R, 275/35R18, Radial, Competition, Each
Part Number: TYT-104260
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Battery, Professional Automotive AGM, Starting, 12 V, 1,080 Cranking Amps, Top Terminals, BCI 49 Group, Each
Part Number: ADO-49AGM
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Engine Oil Dipstick, LS Cast Retro Pan, Billet Aluminum Handle, Black, Steel Tube with Braided Dipstick, Chevy GM, LS/LSX, Gen III/IV., Each
Part Number: SUM-122240
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Exhaust Manifolds, Cast 304 Stainless Steel, Natural, Twin-Turbo Hi mount, T-4 Flange, LS Series Engines, Driver and Passenger Side, Chevy, Pair
Part Number: SUM-G9302
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: RMG-GM85373
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Spindles, Lowering, 2 in. Drop, Ductile Iron Construction, Natural Finish, RWD, Chevy, GMC, Pair
Part Number: MMC-33122
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Bushings, Body Mount, Silicone, Black, Ford, Standard Cab, Extended Cab, Kit
Part Number: SBF-81-1000
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Hood, Steel, EDP Coated, Bolt-On, 2.0 in. Cowl Induction, GMC, Each
Part Number: KPT-0856-036
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Differential Carrier, Dura Grip, Limited Slip, Steel, Rear, Chrysler 9.25 in., Each
Part Number: YGA-26019
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Engine Accessory Brackets, Serpentine, Alternator Bracket, Power Steering Bracket, Idler Bracket, Billet Aluminum, Black Anodized, LS, Kit
Part Number: SUM-340820
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Rocker Arms, PQx Platinum Series Shaft-Mount, Full Roller, Stainless Steel, Natural, 1.5 Ratio, Dodge, Small Block, Kit
Part Number: PQX-3231811
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pro LS 2618 Forged Pistons. 3.810 bore, 1.326 C.H., 7cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck
Part Number: SUM-326945810-7P
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Alternator Bracket, Upper/Lower Bracket, Billet Aluminum, Natural, Cylinder Head Mount, Driver Side High Mount, Chevy, LS, Kit
Part Number: ICB-551777
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Pro LS Truck Torkinator. 200/205 Dur., 113+4, .550/.550 Lift, 3-bolt, 4.8 5.3 5.7 6.0 6.2, 7.0 Vortec, L59 LR4 LM7 L33 LS2 L92 L96 LY6 LQ4 LQ9 , Each
Part Number: SUM-8727R1
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Wiring Harnesses, Holley EFI, Replacement, LS1/6, 24X/1X Main Harness, Mass Airflow Metered, for HP, Dominator, EFI Systems Only, Chevy, 5.7L, Each
Part Number: HLY-558-102
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Mass Air Meter, Plastic, Black, Buick, Cadillac, Chevy, GMC, Pickup, SUV, Each
Part Number: JET-69101
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Bushings, Body Mounts, Silicone, Black, Chevy, GMC, Crew Cab, Kit
Part Number: SBF-81-2001
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Exhaust Manifolds, High Silicon Ductile Iron, Black Ceramic Coated, Chevy, LS Series Engines, Pair
Part Number: HOK-8501-3HKR
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Flexplate Bolts, Pro Series, 12-point, 11mm x 1.5 Thread, Steel, Black Oxide, Chevy, Set of 6
Part Number: ARP-244-2902
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Headers, Specialty and Engine Swap, Mid-Length, Steel, Temporary Paint, Chevy, GMC, Small Block, Pair
Part Number: HED-69520
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Battery, 12 V, 190 Cold Cranking Amps, Top Post, 6.000 in. Length, 3.437 in. Width, 3.687 in. Height, Each
Part Number: YSA-YTZ10S
Cannot be shipped Internationally if shipped by air
Cannot be shipped Internationally if shipped by air
Pro LS 2618 Forged Piston, 4.005 bore, 1.110 C.H., 8cc dish, 4.000in. Stroke, 6.125 Rod, NA/Boost/Nitrous, Cathedral/Rect., 6.0 LY6 LQ4 LQ9, Set of 8
Part Number: SUM-1109274005-8
Not Yet Reviewed
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Wheel, Fast-Five Series, Aluminum, Polished, 15 in. x 7.0 in., 5 x 4.75 in. Bolt Circle, 4.000 in. Backspace, Each
Part Number: SUM-521P-57610
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Manual Shifter, Billet/Plus, Ford, Each
Part Number: HUU-3915020
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Estimated Ship Date: Monday 4/13/2026 if shipped by air
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster