2003 - Customizable - Free Shipping on Orders Over $109 at Summit Racing

DiabloSport Predator 2 Flash Programmers 7103-D

Computer Programmer, Predator 2 Flash, Ford, Each

Part Number: DBL-7103-D

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

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ATI Super Damper Serpentine Series Harmonic Balancers ATI918428

Harmonic Balancer, Super Damper, Internal Balance, Aluminum/Steel, Black, Dodge, Jeep, Ram, Each

Part Number: ATI-918428

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Diamond Pistons Competition Series Pistons 11505-R1

Comp Series LS FT 3.905B/4.000S/6.125R/1

Part Number: DPP-11505-R1

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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KB Performance Pistons SKB107.060

Piston, Hypereutectic, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB107-060

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Diamond Pistons Competition Series Pistons 11522-R1

Comp Series LS DS 4.125B/4.000S/6.125R/1

Part Number: DPP-11522-R1

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Diamond Pistons Competition Series Pistons 11516-R1

Comp Series LS DS 4.000B/3.622S/6.125R/1

Part Number: DPP-11516-R1

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Zumbrota Remanufactured Transfer Cases RTC263GHD-2

Transfer Case, Remanufactured, Chain Driven, 32-Spline, New Process 263, Each

Part Number: ZUD-RTC263GHD-2

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Silv-O-Lite Hypereutectic Pistons S3235HC.STD

Piston, Hypereutectic, Flat, 86.002mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Mopar, V6, Each

Part Number: UEM-S3235HC-STD

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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KB Performance Pistons SKB362.STD

Piston, Hypereutectic, Step Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Each

Part Number: UEM-SKB362-STD

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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KB Performance Claimer Pistons S9903HC.STD

Piston, Hypereutectic, Dome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V8, V6, Each

Part Number: UEM-S9903HC-STD

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Silv-O-Lite Hypereutectic Pistons S3519HC.75MM

Piston, Hypereutectic, Dish, 96.76mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S3519HC-75MM

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Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Zumbrota Remanufactured Axle Assemblies RAA440-1336A

Axle Assembly, Remanufactured, Open, 3.73:1 Ratio, Each

Part Number: ZUD-RAA440-1336A

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Zumbrota Drivetrain Axle Assemblies RAA440-1350X1

Front Axle Assembly

Part Number: ZUD-S0215

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Eagle H-Beam Connecting Rods CRS68003D20-1

ESP BBC 6.800" ROD

Part Number: ESP-68003D20-1

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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DiabloSport Predator 2 Flash Programmers 7102

Computer Programmer, Predator 2 Flash, Ford, Lincoln, Mercury, Each

Part Number: DBL-7102

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Manley Platinum Series Pistons 594130C-1

Piston, Forged, Dish, 3.582 in. Bore, Ford, Each

Part Number: MAN-594130C-1

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Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

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Eagle H-Beam Connecting Rods CRS6200O3D-1

Connecting Rod, H-Beam, Forged 4340 Steel, 6.200 in. Length, Cap Screw, Floating, Chevy, Each

Part Number: ESP-6200O3D-1

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

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Zumbrota Remanufactured Manual Transmissions for 1999-2005 RAM 2500, RAM 3500 - RMT5600D-4

Reman Manual Transmission, NV5600, , '99-'05 Dodge 5.9L Diesel, 6 speed, 4WD, 1.375" input

Part Number: ZUD-RMT5600D-4

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Zumbrota Remanufactured Transfer Cases RTC4482G-1

Transfer Case, Remanufactured, Chain Driven, 27-Spline, Borg Warner 4482, Chevy, GMC, Each

Part Number: ZUD-RTC4482G-1

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Zumbrota Remanufactured Axle Assemblies for 2002-2005 MOUNTAINEER, EXPLORER, 2003-2005 AVIATOR - RAA440-1384C

Axle Assembly, Remanufactured, Open, 3.73:1 Ratio, Each

Part Number: ZUD-RAA440-1384C

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

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KB Performance Pistons SKB171.060

Piston, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB171-060

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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ICON Premium Forged Pistons SIC984L.040

Pistons, Premium, Forged 2618 Aluminum, 4.040 in. Bore, 4.000 in. Stroke, Dish, Left Side, Dodge, Small Block, Magnum, Each

Part Number: UEM-SIC984L-040

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

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Diamond Pistons Sport Compact Series Pistons 36001

Subaru EJ205 DS 3.622B/1.287CD

Part Number: DPP-36001

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

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Dorman Remanufactured Powertrain Control Modules for 2003 PT CRUISER - 318-264

Reman PCM

Part Number: RNB-318-264

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Dorman - Computers for 2003 DURANGO - 318-302

Reman PCM

Part Number: RNB-318-302

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

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2003 Parts and Accessories