2003 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 4551419

Catalytic Converter, Direct-Fit Catalytic Converter

Part Number: MPE-4551419

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

ARB Deluxe Bumpers for 2003-2005 RAM 1500, RAM 2500, RAM 3500 - 3452020

Bumpers, Deluxe Bumper, Fabricated, Steel, Black Powdercoated, Winch Mount, Front, Dodge, Kit

Part Number: ARB-3452020

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

AWE Tuning Performance Intercoolers for 2001-2005 911 - 4710-13014

Performance Intercoolers for Porsche 996 Turbo

Part Number: AWT-4710-13014

Not Yet Reviewed

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

BDS Suspension Lift Kits with NX2 Nitro Series Shocks for 2003-2007 RAM 2500, RAM 3500 - BDS645H

03-07 Dodge Dsl 6/4 LA Block w/3-1/2 ax

Part Number: BDX-BDS645H

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

BDS Suspension Lift Kits with NX2 Nitro Series Shocks for 2003-2007 RAM 2500, RAM 3500 - BDS647H

03-07 Dodge Dsl 6/4 LA Block w/4-1/8 ax

Part Number: BDX-BDS647H

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

BDS Suspension Lift Kits with NX2 Nitro Series Shocks for 2003-2007 RAM 2500, RAM 3500 - BDS648H

03-07 Dodge Dsl 6/4 LA Spring w/3-1/2 ax

Part Number: BDX-BDS648H

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

FiTech Ultimate Retro LS EFI 750 HP Fuel Injection Systems 37005

Retro LS Port 750 HP EFI Matte Black System With Cast LS1 Intake

Part Number: FIF-37005

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

FiTech Ultimate LS 1,000 HP EFI Short LS3 Port Intake Fuel Injection Master Kits 78935

Ultimate LS 1000 HP EFI System With Master Kit Short LS3 Port Intake

Part Number: FIF-78935

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Arnott Remanufactured Air Shocks and Struts for 2003-2012 57, 62 - AS-2746

Shocks/Struts, Remanufactured, Air, Front Right, Maybach, Each

Part Number: NTT-AS-2746

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Nitrous Express EFI Dual Stage Nitrous Systems 20324-12

Nitrous Express EFI Dual Stage Nitrous Systems 20324-12

Nitrous System, 12 lb Bottle, Dodge EFI, Dual Stage, 50-75-150 HP X 2, Kit

Part Number: NEX-20324-12

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Nitrous Express Hemi Plate Conversion Kits 20958-12

Nitrous Oxide System, Direct Port Plate System, 5.7, 6.1, 6.4 Hemi, 100-400 HP, 12 lb Carbon Bottle, Kit

Part Number: NEX-20958-12

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Nitrous Express InstaBOOST EFI Nitrous Systems 20928-12

Nitrous System, 12 lb Bottle, Instaboost Digital Kit, EFI, Kit

Part Number: NEX-20928-12

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

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Estimated Ship Date: Jan 13, 2026 if ordered today

Tuff Country EZ-Ride Suspension Lift Kits for 2000-2004 F-250 SUPER DUTY, F-350 SUPER DUTY - 25920KN

Lift Kit-Suspension w/Shock

Part Number: TFY-25920KN

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

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Estimated Ship Date: Jan 2, 2026 if ordered today

Zumbrota Drivetrain Manual Transmissions RMTR151T-2

Manual Transmission for 3.4L 4WD Toyota Pickups

Part Number: ZUD-79767

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Zumbrota Remanufactured Transfer Cases RTC149G-1

Transfer Case, Remanufactured, Chain Driven, 27-Spline, New Process 149, Each

Part Number: ZUD-RTC149G-1

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Call to Order

Motive Gear Ring and Pinion Gear and Installation Kit Combos MGK-513 Toyota 8.0 (7.8) in. 4.88 Gears

Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-513

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Zumbrota Remanufactured Transfer Cases RTC263GXHD-2

Transfer Case, Remanufactured, Chain Driven, 29-Spline, New Venture 263XHD, Chevy, GMC, Each

Part Number: ZUD-RTC263GXHD-2

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Call to Order

H&R Spring - Coilover Kits for 1999-2004 911 - RSS1513-1

Coilovers, H&R 98-04 Porsche 911/996 C2 Cabrio/Targa/Coupe (2WD) RSS Coil Over

Part Number: HNR-RSS1513-1

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 15320R6-8

Connecting Rod, 4340 Steel, I-Beam, 5.850 in. Length, Bushed, Cap Screw, Ford, 4.6L, Set of 8

Part Number: MAN-15320R6-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 15321-8

CONNECTING RODS MOD 5.4 SET 8

Part Number: MAN-15321-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Manley Pro Series I-Beam Connecting Rods 14163-8

Connecting Rod, Forged 4340 Steel, I-Beam, Bushed, Cap Screw, Chevy, 6.6L Diesel, Set of 8

Part Number: MAN-14163-8

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

KW Variant 2 Coilover Kits for 2001-2008 V70 - 15267008

Coilover Kit, Variant 2, Twin-tube Shocks, Front/Rear, Volvo, Kit

Part Number: KWA-15267008

Not Yet Reviewed

Estimated Ship Date: Feb 12, 2026 if ordered today

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Estimated Ship Date: Feb 12, 2026 if ordered today

H&R Spring - Coilover Kits for 1997-2004 BOXSTER - 29511-1

Coilovers, H&R 97-04 Porsche Boxster/Boxster S 986 Street Perf. Coil Over

Part Number: HNR-29511-1

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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Estimated Ship Date: Jan 28, 2026 if ordered today

Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits 140-14680

Disc Brake Kit, Forged Narrow Superlite 6R Big Brake Front, Slotted Surface Rotors, Black Calipers, Pads, Ford, Lincoln, Mercury, Kit

Part Number: WIL-140-14680

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits for 2000-2009 S2000 - 140-16347-DR

Disc Brakes, Rear, Superlite 4R, Cross-Drilled/Slotted Rotors, 4-Piston Red Calipers, Honda, S2000, Kit

Part Number: WIL-140-16347-DR

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Estimated Ship Date: Jan 14, 2026 if ordered today

2003 Parts and Accessories